Question

Which expression is equivalent to (-4+5y-2x) + (5x+7+10y)

Answer 1

3 + 3x + 15y

Explanation:

You may find it easier to write these two expressions into column form:

(-4+5y-2x)

+ (5x+7+10y)

Combine like terms (do this for constants, x and y terms):

(-4+5y-2x)

+ (5x+7+10y)

-------------------

3 + 3x + 15y