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4x-9=2x+5..solve for X..Help?

User Poulad
by
3.1k points

2 Answers

5 votes

Answer:

x = 7

Explanation:

Rewrite equation

4x - 9 = 2x + 5

Add 9 on both sides

4x -9 +9 = 2x + 5 + 9

Simplify

4x = 2x + 14

Subtract 2x on both sides

4x - 2x = 2x + 14 - 2x

2x = 14

Finally divide both sides by 2

2x/2 = 14/2

x = 7

Hope this helps :)

User Omar Kooheji
by
2.8k points
4 votes

Answer:

x = 7

Explanation:

4x - 9 = 2x +5 add 9 from both sides

4x = 2x +14 subtract 2x from both sides

2x = 14. divide both sides by 2

x = 7

User Greg Andora
by
3.2k points