MATH SOLVE

3 months ago

Q:
# Simplify (x + y + 3)(x + y - 4)

Accepted Solution

A:

Answer:x²+2xy-x+y²-y-12Step-by-step explanation:(x+y+3)(x+y-4)= x(x+y-4)+y(x+y-4)+3(x+y-4)= x²+xy-4x+xy+y²-4y+3x+3y-12= x²+2xy-x+y²-y-12