7x+70=2x+30

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Solution for 7x+70=2x+30 equation:


Simplifying
7x + 70 = 2x + 30

Reorder the terms:
70 + 7x = 2x + 30

Reorder the terms:
70 + 7x = 30 + 2x

Solving
70 + 7x = 30 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
70 + 7x + -2x = 30 + 2x + -2x

Combine like terms: 7x + -2x = 5x
70 + 5x = 30 + 2x + -2x

Combine like terms: 2x + -2x = 0
70 + 5x = 30 + 0
70 + 5x = 30

Add '-70' to each side of the equation.
70 + -70 + 5x = 30 + -70

Combine like terms: 70 + -70 = 0
0 + 5x = 30 + -70
5x = 30 + -70

Combine like terms: 30 + -70 = -40
5x = -40

Divide each side by '5'.
x = -8

Simplifying
x = -8

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