2x-10+5x-40=90

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Solution for 2x-10+5x-40=90 equation:


Simplifying
2x + -10 + 5x + -40 = 90

Reorder the terms:
-10 + -40 + 2x + 5x = 90

Combine like terms: -10 + -40 = -50
-50 + 2x + 5x = 90

Combine like terms: 2x + 5x = 7x
-50 + 7x = 90

Solving
-50 + 7x = 90

Solving for variable 'x'.

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

Add '50' to each side of the equation.
-50 + 50 + 7x = 90 + 50

Combine like terms: -50 + 50 = 0
0 + 7x = 90 + 50
7x = 90 + 50

Combine like terms: 90 + 50 = 140
7x = 140

Divide each side by '7'.
x = 20

Simplifying
x = 20

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