Question

What is the value of x in the equation 7x + 2y = 48, when y = 3?

x = 6
x=7
x=8
x = 9

Answer 1

a, 6

Explanation:

7x + 2y = 48

7x + 2(3) = 48

7x + 6 = 48

7x = 48 - 6

7x = 42

x = 42 / 7

x = 6