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Solving equations what is the value of x 8x+9=5x+18

Solving equations what is the value of x 8x+9=5x+18
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4 votes
Solving equations
what is the value of x 
8x+9=5x+18

User Norlihazmey Ghazali
by
8.0k points

2 Answers

2 votes
8x+9=5x+18
⇒8x-5x=18-9
⇒3x=9
⇒x=9/3
⇒x=3
User Ymerej
by
8.1k points
4 votes
8x + 9 = 5x + 18

Subtract 9 from each side:

8x = 5x + 9

Subtract 5x from each side:

3x = 9

Divide each side by 3 :

x = 3
User Jakub Gruber
by
7.9k points
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