-2(X-1)+7=15

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Solution for -2(X-1)+7=15 equation:


Simplifying
-2(X + -1) + 7 = 15

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

Reorder the terms:
2 + 7 + -2X = 15

Combine like terms: 2 + 7 = 9
9 + -2X = 15

Solving
9 + -2X = 15

Solving for variable 'X'.

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

Add '-9' to each side of the equation.
9 + -9 + -2X = 15 + -9

Combine like terms: 9 + -9 = 0
0 + -2X = 15 + -9
-2X = 15 + -9

Combine like terms: 15 + -9 = 6
-2X = 6

Divide each side by '-2'.
X = -3

Simplifying
X = -3

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