Question

In the problem y = 2x + 3

find y if x= 4.

Answer 1

y = 11

Explanation:

y = 2x + 3

so 2x is (2 multiplied by x)

so if x is 4, and we have 2x, we would do 2 x 4

2x4 is 8.

take the 3 from before and add that to 8

8+3 is 11.

so y = 11