Question

What is the value of x in the equation

8+4 = 2(x-1)?
5
11
2
13
2.
07

Answer 1

7

Explanation:

8+4=2(x-1) (Given)

12=2x-2 (Distribute and simplify)

14=2x (Addition Property Of Equality)

7=x (Division Property Of Equality)