Question

3xy + 8y - 5x ; if x = 8 , y = 7

Answer 1

Answer: 184

Explanation:

3xy+8y-5x

3(8)(7)+8(7)-5(8)

168+56-40

224-40

184

Answer 2

sub in the numbers
3(8)(7) + 8(7) - 5(8)
=168 + 56 - 40
=224 - 40
=184