Question

Simplify if x = 5 and y = 4.

x + y = xy = 5xy = 2x + 3y - xy =

Simplify if a = -2 , b = 3, and x = 4.

abx = 3ab = 3a + 2b - 4x = x + 7ab =

Answer 1

9 = 20 = 100 = 10 = -8 =
-24 = -18 = -16 = -38 =