4x+10+5x-20=90

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Solution for 4x+10+5x-20=90 equation:


Simplifying
4x + 10 + 5x + -20 = 90

Reorder the terms:
10 + -20 + 4x + 5x = 90

Combine like terms: 10 + -20 = -10
-10 + 4x + 5x = 90

Combine like terms: 4x + 5x = 9x
-10 + 9x = 90

Solving
-10 + 9x = 90

Solving for variable 'x'.

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

Add '10' to each side of the equation.
-10 + 10 + 9x = 90 + 10

Combine like terms: -10 + 10 = 0
0 + 9x = 90 + 10
9x = 90 + 10

Combine like terms: 90 + 10 = 100
9x = 100

Divide each side by '9'.
x = 11.11111111

Simplifying
x = 11.11111111

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