3x-45+2x+15=90

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Solution for 3x-45+2x+15=90 equation:


Simplifying
3x + -45 + 2x + 15 = 90

Reorder the terms:
-45 + 15 + 3x + 2x = 90

Combine like terms: -45 + 15 = -30
-30 + 3x + 2x = 90

Combine like terms: 3x + 2x = 5x
-30 + 5x = 90

Solving
-30 + 5x = 90

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '30' to each side of the equation.
-30 + 30 + 5x = 90 + 30

Combine like terms: -30 + 30 = 0
0 + 5x = 90 + 30
5x = 90 + 30

Combine like terms: 90 + 30 = 120
5x = 120

Divide each side by '5'.
x = 24

Simplifying
x = 24

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