Question

What is the value of x in the equation x − 7 = 11?
a) 1.57
b) 4
c )15
d) 18

Answer 1

18

Explanation:

Take x-7=11 and then reverse what the 7 is doing in the equation.

11 + 7 = 18

Plug in 18 to double check.

18 - 7 = 11

I'm terrible at math and this is the best explanation I can give sorry