Respuesta :

Confusion11
18x+4... 9 times 2x is 18 x and you cannot add 4 to 18x because they are not like terms.

32x+10y...4 times 8x is 32 and 4 times 3y is 12y. You then subtract 2y from 12y to get 10y.
9(2x)+4= 18x+4

4(8x+3y)-2y= 32x+10y

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