4x+30+5x-30=90

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Solution for 4x+30+5x-30=90 equation: 


Simplifying
4x + 30 + 5x + -30 = 90

Reorder the terms:
30 + -30 + 4x + 5x = 90

Combine like terms: 30 + -30 = 0
0 + 4x + 5x = 90
4x + 5x = 90

Combine like terms: 4x + 5x = 9x
9x = 90

Solving
9x = 90

Solving for variable 'x'.

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

Divide each side by '9'.
x = 10

Simplifying
x = 10

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