(2X-6)-(X-7)=

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Solution for (2X-6)-(X-7)= equation:


Simplifying
(2X + -6) + -1(X + -7) = 0

Reorder the terms:
(-6 + 2X) + -1(X + -7) = 0

Remove parenthesis around (-6 + 2X)
-6 + 2X + -1(X + -7) = 0

Reorder the terms:
-6 + 2X + -1(-7 + X) = 0
-6 + 2X + (-7 * -1 + X * -1) = 0
-6 + 2X + (7 + -1X) = 0

Reorder the terms:
-6 + 7 + 2X + -1X = 0

Combine like terms: -6 + 7 = 1
1 + 2X + -1X = 0

Combine like terms: 2X + -1X = 1X
1 + 1X = 0

Solving
1 + 1X = 0

Solving for variable 'X'.

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

Add '-1' to each side of the equation.
1 + -1 + 1X = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 1X = 0 + -1
1X = 0 + -1

Combine like terms: 0 + -1 = -1
1X = -1

Divide each side by '1'.
X = -1

Simplifying
X = -1

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