Question

URGENT PLS HELP!!!
Work out the value of 3x + 5y
when x = -5 and y = 5

Answer 1

10 because 3x-5=-15 and 5x5=25 so 25-15=10

Answer 2

10

Explanation:

3x + 5y

Let x= -5 and y =5

3(-5) + 5(5)

Multiply first

-15 +25

Then add

10