7x-4=-2x-40

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Solution for 7x-4=-2x-40 equation:


Simplifying
7x + -4 = -2x + -40

Reorder the terms:
-4 + 7x = -2x + -40

Reorder the terms:
-4 + 7x = -40 + -2x

Solving
-4 + 7x = -40 + -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.
-4 + 7x + 2x = -40 + -2x + 2x

Combine like terms: 7x + 2x = 9x
-4 + 9x = -40 + -2x + 2x

Combine like terms: -2x + 2x = 0
-4 + 9x = -40 + 0
-4 + 9x = -40

Add '4' to each side of the equation.
-4 + 4 + 9x = -40 + 4

Combine like terms: -4 + 4 = 0
0 + 9x = -40 + 4
9x = -40 + 4

Combine like terms: -40 + 4 = -36
9x = -36

Divide each side by '9'.
x = -4

Simplifying
x = -4

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