7x+40=2x-10

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Solution for 7x+40=2x-10 equation:


Simplifying
7x + 40 = 2x + -10

Reorder the terms:
40 + 7x = 2x + -10

Reorder the terms:
40 + 7x = -10 + 2x

Solving
40 + 7x = -10 + 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.
40 + 7x + -2x = -10 + 2x + -2x

Combine like terms: 7x + -2x = 5x
40 + 5x = -10 + 2x + -2x

Combine like terms: 2x + -2x = 0
40 + 5x = -10 + 0
40 + 5x = -10

Add '-40' to each side of the equation.
40 + -40 + 5x = -10 + -40

Combine like terms: 40 + -40 = 0
0 + 5x = -10 + -40
5x = -10 + -40

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

Divide each side by '5'.
x = -10

Simplifying
x = -10

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