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What does x equal if the equation is 4x+15=9x

2 Answers

5 votes

Answer:

x = 3

Explanation:

Collect constant terms to RHS and Simplify

4x + 15 + (-15) = 9x + -15

4x = 9x - 15

Collect Terms with:- x to LHS and SImplify

4x + 9x = 9x - 15 + 9x

-5x = -15

Divide both sides by (-5) and Simplify

-5x = -15

-5x/-5 = -15/-5

x = 3

User Howard Hoffman
by
8.1k points
4 votes

Answer:

x=3

Explanation:

4x+15=9x

-4x on both sides

15=5x

Divide equation by 5 on both sides

=3

User Zhen Sun
by
8.6k points

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