Question

Solve x + 2x = 12

x = .............................
Solve 2y – 1 = 13

y = .............................

2. Solve 4x  3 = 13

x = ……………

show steps please

Answer 1

4

7

4 or 2.5

Explanation:

x+2x=3x

12/3=4=x

13+1=14

14/2=7=y

13+/-3=16/10

16/4=4

10/4= 2.5

this one depends wether 3 is negative or positive