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

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


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

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

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

Reorder the terms:
-14 + 6 + 7x + -3x = 7

Combine like terms: -14 + 6 = -8
-8 + 7x + -3x = 7

Combine like terms: 7x + -3x = 4x
-8 + 4x = 7

Solving
-8 + 4x = 7

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 4x = 7 + 8

Combine like terms: -8 + 8 = 0
0 + 4x = 7 + 8
4x = 7 + 8

Combine like terms: 7 + 8 = 15
4x = 15

Divide each side by '4'.
x = 3.75

Simplifying
x = 3.75

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