246,571 views
43 votes
43 votes
3x -5 =7 the solution for X is?​

User Kimia
by
2.8k points

2 Answers

13 votes
13 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 Magsafe
by
3.0k points
19 votes
19 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 Wodzu
by
2.9k points