2x+20+4x+40=90

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Solution for 2x+20+4x+40=90 equation:


Simplifying
2x + 20 + 4x + 40 = 90

Reorder the terms:
20 + 40 + 2x + 4x = 90

Combine like terms: 20 + 40 = 60
60 + 2x + 4x = 90

Combine like terms: 2x + 4x = 6x
60 + 6x = 90

Solving
60 + 6x = 90

Solving for variable 'x'.

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

Add '-60' to each side of the equation.
60 + -60 + 6x = 90 + -60

Combine like terms: 60 + -60 = 0
0 + 6x = 90 + -60
6x = 90 + -60

Combine like terms: 90 + -60 = 30
6x = 30

Divide each side by '6'.
x = 5

Simplifying
x = 5

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