-(x-3)=7x-15

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


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

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

Reorder the terms:
3 + -1x = -15 + 7x

Solving
3 + -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.
3 + -1x + -7x = -15 + 7x + -7x

Combine like terms: -1x + -7x = -8x
3 + -8x = -15 + 7x + -7x

Combine like terms: 7x + -7x = 0
3 + -8x = -15 + 0
3 + -8x = -15

Add '-3' to each side of the equation.
3 + -3 + -8x = -15 + -3

Combine like terms: 3 + -3 = 0
0 + -8x = -15 + -3
-8x = -15 + -3

Combine like terms: -15 + -3 = -18
-8x = -18

Divide each side by '-8'.
x = 2.25

Simplifying
x = 2.25

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