7(x+3)+3(x+3)=5x-5

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Solution for 7(x+3)+3(x+3)=5x-5 equation:


Simplifying
7(x + 3) + 3(x + 3) = 5x + -5

Reorder the terms:
7(3 + x) + 3(x + 3) = 5x + -5
(3 * 7 + x * 7) + 3(x + 3) = 5x + -5
(21 + 7x) + 3(x + 3) = 5x + -5

Reorder the terms:
21 + 7x + 3(3 + x) = 5x + -5
21 + 7x + (3 * 3 + x * 3) = 5x + -5
21 + 7x + (9 + 3x) = 5x + -5

Reorder the terms:
21 + 9 + 7x + 3x = 5x + -5

Combine like terms: 21 + 9 = 30
30 + 7x + 3x = 5x + -5

Combine like terms: 7x + 3x = 10x
30 + 10x = 5x + -5

Reorder the terms:
30 + 10x = -5 + 5x

Solving
30 + 10x = -5 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
30 + 10x + -5x = -5 + 5x + -5x

Combine like terms: 10x + -5x = 5x
30 + 5x = -5 + 5x + -5x

Combine like terms: 5x + -5x = 0
30 + 5x = -5 + 0
30 + 5x = -5

Add '-30' to each side of the equation.
30 + -30 + 5x = -5 + -30

Combine like terms: 30 + -30 = 0
0 + 5x = -5 + -30
5x = -5 + -30

Combine like terms: -5 + -30 = -35
5x = -35

Divide each side by '5'.
x = -7

Simplifying
x = -7

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