3=-2(x+1)-7

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Solution for 3=-2(x+1)-7 equation: 


Simplifying
3 = -2(x + 1) + -7

Reorder the terms:
3 = -2(1 + x) + -7
3 = (1 * -2 + x * -2) + -7
3 = (-2 + -2x) + -7

Reorder the terms:
3 = -2 + -7 + -2x

Combine like terms: -2 + -7 = -9
3 = -9 + -2x

Solving
3 = -9 + -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.
3 + 2x = -9 + -2x + 2x

Combine like terms: -2x + 2x = 0
3 + 2x = -9 + 0
3 + 2x = -9

Add '-3' to each side of the equation.
3 + -3 + 2x = -9 + -3

Combine like terms: 3 + -3 = 0
0 + 2x = -9 + -3
2x = -9 + -3

Combine like terms: -9 + -3 = -12
2x = -12

Divide each side by '2'.
x = -6

Simplifying
x = -6

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