-3-(x-2)=7x+15

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Solution for -3-(x-2)=7x+15 equation:


Simplifying
-3 + -1(x + -2) = 7x + 15

Reorder the terms:
-3 + -1(-2 + x) = 7x + 15
-3 + (-2 * -1 + x * -1) = 7x + 15
-3 + (2 + -1x) = 7x + 15

Combine like terms: -3 + 2 = -1
-1 + -1x = 7x + 15

Reorder the terms:
-1 + -1x = 15 + 7x

Solving
-1 + -1x = 15 + 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.
-1 + -1x + -7x = 15 + 7x + -7x

Combine like terms: -1x + -7x = -8x
-1 + -8x = 15 + 7x + -7x

Combine like terms: 7x + -7x = 0
-1 + -8x = 15 + 0
-1 + -8x = 15

Add '1' to each side of the equation.
-1 + 1 + -8x = 15 + 1

Combine like terms: -1 + 1 = 0
0 + -8x = 15 + 1
-8x = 15 + 1

Combine like terms: 15 + 1 = 16
-8x = 16

Divide each side by '-8'.
x = -2

Simplifying
x = -2

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