3+7x=-x-3

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


Simplifying
3 + 7x = -1x + -3

Reorder the terms:
3 + 7x = -3 + -1x

Solving
3 + 7x = -3 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
3 + 7x + x = -3 + -1x + x

Combine like terms: 7x + x = 8x
3 + 8x = -3 + -1x + x

Combine like terms: -1x + x = 0
3 + 8x = -3 + 0
3 + 8x = -3

Add '-3' to each side of the equation.
3 + -3 + 8x = -3 + -3

Combine like terms: 3 + -3 = 0
0 + 8x = -3 + -3
8x = -3 + -3

Combine like terms: -3 + -3 = -6
8x = -6

Divide each side by '8'.
x = -0.75

Simplifying
x = -0.75

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