7(X-1)-2(X-3)=14

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Solution for 7(X-1)-2(X-3)=14 equation:


Simplifying
7(X + -1) + -2(X + -3) = 14

Reorder the terms:
7(-1 + X) + -2(X + -3) = 14
(-1 * 7 + X * 7) + -2(X + -3) = 14
(-7 + 7X) + -2(X + -3) = 14

Reorder the terms:
-7 + 7X + -2(-3 + X) = 14
-7 + 7X + (-3 * -2 + X * -2) = 14
-7 + 7X + (6 + -2X) = 14

Reorder the terms:
-7 + 6 + 7X + -2X = 14

Combine like terms: -7 + 6 = -1
-1 + 7X + -2X = 14

Combine like terms: 7X + -2X = 5X
-1 + 5X = 14

Solving
-1 + 5X = 14

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 + 5X = 14 + 1

Combine like terms: -1 + 1 = 0
0 + 5X = 14 + 1
5X = 14 + 1

Combine like terms: 14 + 1 = 15
5X = 15

Divide each side by '5'.
X = 3

Simplifying
X = 3

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