Question

In the equation 2x+4=y, what is the value of y when x=5?

Answer 1

9514 1404 393

Answer:

y = 14

Explanation:

Put the value of x where x is and do the arithmetic.

2x + 4 = y

2·5 + 4 = y . . . . . . substitute for x

10 + 4 = y . . . . . . . multiply

14 = y . . . . . . . . . . add

The value of y is 14 when x = 5.