1,2(2,9)$10(Use the distributive property to combine like terms.)$42(No, that's incorrect. Try again.HINT: )$43($4255You have only entered the coefficient. You must enter the entire term.)$46($4255The terms are like terms and can be combined. Check your work.)
3(1e2+)
$101:2:cx + 2x = ? iT11$101:2:cx + 2x = ? Use the distributive property to rewrite the expression.p9= (1 + 2)xpThe numbers can be added.9= 3x
3"x"#3@$43_$46
1,2(2,9)$10(Use the distributive property to combine like terms.)$42(No, that's incorrect. Try again.HINT: )$43($4255You have only entered the coefficient. You must enter the entire term.)$46($4255The terms are like terms and can be combined. Check your work.)
3(1e2+)
$10 -1y - 2y = ? iT11$10 -1y - 2y = ? Use the distributive property to rewrite the expression.p10= (-1 - 2)ypThe numbers can be added.10= -3y
"-"3"y"#"-"3@$43_$46
1,2(2,25)$10(Use the distributive property to combine like terms.)$42(No, that's incorrect. Try again.HINT: )$43($4255Recall that x = 1x and -x = -1x.)$44($4255Only like terms can be combined. Combine the x terms and the constants separately.)$45($42)$46($4255Combine the x terms and combine the constants. Check your work.)
$10x + 1 - x + 2 + x - 4 = ? iT11$10x + 1 - x + 2 + x - 4 = ? Rearrange the terms so that like terms are side by side. Tohelp make things clear we show coefficients of 1 and -1.= 1x - 1x + 1x + 1 + 2 - 4pThe first three terms can be combined using the distributive property and the last three can be added.= 1x + 3pThe coefficient 1 is not written when the expression is in simplest form.= x + 3
1,2(2,25)$10(Use the distributive property to combine like terms.)$42(No, that's incorrect. Try again.HINT: )$43($4255Recall that x = 1x and -x = -1x.)$44($4255Only like terms can be combined. Combine the x terms and the constants separately.)$46($4255Combine the x terms and combine the constants. Check your work.)
$10x + 1 - x + 2 + x - 4 = ? iT11$10x + 1 - x + 2 + x - 4 = ? Rearrange the terms so that like terms are side by side. Tohelp make things clear we show coefficients of 1 and -1.= 1x - 1x + 1x + 1 + 2 - 4pThe first three terms can be combined using the distributive property and the last three can be added.= 1x + 3pThe coefficient 1 is not written when the expression is in simplest form.= x + 3
1(2,9)2(3,7)10(1,6)$1(x)$2(y)$3(z)$4(r)$5(s)$6(t)$42(No, that's incorrect. Try again.HINT: )$43($4255All the terms are like terms. Recall that -$10 = -1$10.)$46($4255The terms are like terms and can be combined. Check your work.)
22(1e2+1-)23(22e2+)
Use the distributive property to combine like terms.1$10 - $10 + 2$10 = ? iT11aUse the distributive property to combine like terms.1$10 - $10 + 2$10 = ? Use the distributive property to rewritethe expression.4= (1 - 1 + 2)$10pThe numbers can be added and subtracted.4= 22$10
22"$10"#23"$10"@$43_$46
1,3(2,9)2,4(3,7)8(11,12)10,11({1,5},{2,6},{3,7},{4,8})$1(x)$2(y)$3(a)$4(r)$5(t)$6(z)$7(b)$8(s)$11(+)$12(-)$42(No, that's incorrect. Try again.HINT: )$43($4255Only like terms can be combined. Combine $10 terms only.)$46($4255Combine the $10 terms. No other terms can be combined. Check your work.)
22(1e3+)12(2p) 23((8=11)?22e12+:22e12-)24(23e4+)
Use the distributive property to combine the x terms.1$10 $8 2$11 + 3$10 + 4 = ? iT11aUse the distributive property to combine the x terms.1$10 $8 2$11 + 3$10 + 4 = ? Rearrange terms so that like terms are side by side.= 1$10 + 3$10 $8 2$11 + 4pThe first two terms can be combined using thedistributive property. The last two are not liketerms and cannot be combined.= 22$10 $8 2$11 + 4
1(2,9)2(3,7)10(1,6)$1(x)$2(y)$3(z)$4(r)$5(s)$6(t)$42(No, that's incorrect. Try again.HINT: )$43($42All the terms are like terms. Recall that-$10 = -1$10.)$46($4255The terms are like terms and can be combined. Check your work.)
22(1e2+1-)23(22e2+)
Use the distributive property to combine the x terms.1$10 - $10 + 2$10 = ? iT11aUse the distributive property to combine the x terms.1$10 - $10 + 2$10 = ? Use the distributive property to rewritethe expression.4= (1 - 1 + 2)$10pThe numbers can be added and subtracted.4= 22$10
22"$10"#23"$10"@$43_$46
1,3(2,9)2,4(3,7)8(11,12)10,11({1,5},{2,6},{3,7},{4,8})$1(x)$2(y)$3(a)$4(r)$5(t)$6(z)$7(b)$8(s)$11(+)$12(-)$42(No, that's incorrect. Try again.HINT: )$43($4255Only like terms can be combined. Combine $10 terms only.)$46($4255Combine the $10 terms. No other terms can be combined. Check your work.)
22(1e3+)12(2p) 23((8=11)?22e12+:22e12-)24(23e4+)
Use the distributive property to combine the x terms.1$10 $8 2$11 + 3$10 + 4 = ? iT11aUse the distributive property to combine the x terms.1$10 $8 2$11 + 3$10 + 4 = ? Rearrange terms so that like terms are side by side.= 1$10 + 3$10 $8 2$11 + 4pThe first two terms can be combined using thedistributive property. The last two are not liketerms and cannot be combined.= 22$10 $8 2$11 + 4
1,3({1,1},{1,2},{1,4},{2,2},{2,1},{4,1})2(3,7):p10,11({1,5},{2,6},{3,7},{4,8})$1(x)$2(y)$3(a)$4(r)$5(t)$6(z)$7(b)$8(s)$42(No, that's incorrect. Try again.HINT: )$43($4255Only like terms can be combined. Combine $10 terms only.)$44($4255You cannot combine like terms by adding the numerators and adding the denominators.)
Use the distributive property to combine the x terms.Use a / for the fraction bar.12$10 + $11 + 32$10 + 12 = ? iT12Use the distributive property to combine the x terms.12$10 + $11 + 32$10 + 12 = ? Rearrange terms so that like terms are side by side.= 12$10 + 32$10 + $11 + 12pThe first two terms can be combined using thedistributive property. The last two are not liketerms and cannot be combined.= 222$10 + $11 + 12
1,3({1,1},{1,2},{1,4},{2,2},{2,1},{4,1})2(3,7):p10,11({1,5},{2,6},{3,7},{4,8})$1(x)$2(y)$3(a)$4(r)$5(t)$6(z)$7(b)$8(s)$42(No, that's incorrect. Try again.HINT: )$43($4255Only like terms can be combined. Combine $10 terms only.)$44($4255You cannot combine like terms by adding the numerators and adding the denominators.)
Use the distributive property to combine the x terms.Use a / for the fraction bar.12$10 + $11 + 32$10 + 12 = ? iT12Use the distributive property to combine the x terms.12$10 + $11 + 32$10 + 12 = ? Rearrange terms so that like terms are side by side.= 12$10 + 32$10 + $11 + 12pThe first two terms can be combined using thedistributive property. The last two are not liketerms and cannot be combined.= 222$10 + $11 + 12