Question

Find the value of the expression (2x - 12) + ( 1/2xy - 10) for x = 8 and y = 2

Answer 1

(2x - 12) + (1/2xy - 10)
(16 -12) + (8 - 10)
4 + (-2)=
2

Answer 2

answer is 2
(2x-12) + (1/2xy-10)
16-12 + 8-10
4+(-2)