Question

8. Simplify each of the following expressions.
(a) 15x +(-7y) + (-18x) + 4y
(b) -3x + (-5y) - (-10y) - 7x
(c) 9x = (-2y) - 8x-(-12y)
(d) -7x-(-15y) - (-2x) + (-6y)​

Answer 1

Answer:

a) 15x-7y-18x+4y

-3x-3y

b) -3x-5y+10y-7x

5y-10y