4x+40+6x-20=90

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Solution for 4x+40+6x-20=90 equation: 


Simplifying
4x + 40 + 6x + -20 = 90

Reorder the terms:
40 + -20 + 4x + 6x = 90

Combine like terms: 40 + -20 = 20
20 + 4x + 6x = 90

Combine like terms: 4x + 6x = 10x
20 + 10x = 90

Solving
20 + 10x = 90

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 10x = 90 + -20

Combine like terms: 20 + -20 = 0
0 + 10x = 90 + -20
10x = 90 + -20

Combine like terms: 90 + -20 = 70
10x = 70

Divide each side by '10'.
x = 7

Simplifying
x = 7

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