Question

Evaluate the expression -4x + 15y. If x = 5, and y =-2

Answer 1

=10

Explanation:

Evaluate for x=5,y=2

(−4)(5)+(15)(2)

(−4)(5)+(15)(2)

=10

Answer 2

-50

Explanation:

I am going to rewrite it to make it look cleaner.

15y - 4x.

x = 5 and y = -2

15(-2) - 4(5) = -30 - 20 = -50