Question

Which of the following is a solution of 3x -2 = 13

A. 3

B. -3

C. 5

D. -5​

Answer 1

Add

2

2

2

to both sides of the equation

3

−

2

=

1

3

3x-2=13

3x−2=13

3

−

2

+

2

=

1

3

+

2

=

5

Explanation:

the answer is C. 5

Answer 2

Option C: 5

Explanation:

3x - 2 = 13

=> 3x = 13 + 2

=> 3x = 15

`= > x = (15)/(3)`

=> x = 5 (Ans)