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

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Solution for 3x+3(x-1)=7x+7 equation:


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

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

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

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

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

Solving
-3 + 6x = 7 + 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 + 6x + -7x = 7 + 7x + -7x

Combine like terms: 6x + -7x = -1x
-3 + -1x = 7 + 7x + -7x

Combine like terms: 7x + -7x = 0
-3 + -1x = 7 + 0
-3 + -1x = 7

Add '3' to each side of the equation.
-3 + 3 + -1x = 7 + 3

Combine like terms: -3 + 3 = 0
0 + -1x = 7 + 3
-1x = 7 + 3

Combine like terms: 7 + 3 = 10
-1x = 10

Divide each side by '-1'.
x = -10

Simplifying
x = -10

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