Question

-2x3-10y-7 if x=4 and y=-9

Answer 1

-45

Explanation:

-2x³ - 10y - 7 x = 4 & y = -9

-2(4)³ - 10(-9) - 7

= -2(64) + 90 - 7

= -128 + 90 - 7

= -45