7=-3x-4x

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Solution for 7=-3x-4x equation:


Simplifying
7 = -3x + -4x

Combine like terms: -3x + -4x = -7x
7 = -7x

Solving
7 = -7x

Solving for variable 'x'.

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

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

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

Add '-7' to each side of the equation.
7 + -7 + 7x = 0 + -7

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

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

Divide each side by '7'.
x = -1

Simplifying
x = -1

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