232k views
16 votes
3x -5 =7 the solution for X is?​

User Optional
by
3.9k points

2 Answers

11 votes

Answer:

x=4

Explanation:

3x-5 = 7

Add 5 to each side

3x-5+5 = 7+5

3x = 12

Divide each side by 3

3x/3 = 12/3

x = 4

User Nohemy
by
3.6k points
6 votes

Answer:

x = 4

Explanation:

[ changing sides, changes addition to subtraction and subtraction to addition] [ multiplication changes to division and division changes to multiplication]

3x -5 =7

3x = 7 + 5

3x = 12

x = 12/3

x = 4

User TARJU
by
3.7k points