Question

-7(y+2x)-3(y-x) please expand and then simplify the expression.

Answer 1

-10y - 11x

Explanation:

First you need to distribute -7 through the parentheses.

-7y - 14x - 3y + 3x

then you need to collect the like terms (terms with the same variable)

-10y - 11x

Answer 2

Answer:-10y - 11x

Explanation:

Expanding , we have

-7y - 14x -3y + 3x

collecting the like terms , we have

- 7y - 3y - 14x + 3x

Simplifying , we have

-10y - 11x