7(x+3)+x=2(x+5)-5

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Solution for 7(x+3)+x=2(x+5)-5 equation:


Simplifying
7(x + 3) + x = 2(x + 5) + -5

Reorder the terms:
7(3 + x) + x = 2(x + 5) + -5
(3 * 7 + x * 7) + x = 2(x + 5) + -5
(21 + 7x) + x = 2(x + 5) + -5

Combine like terms: 7x + x = 8x
21 + 8x = 2(x + 5) + -5

Reorder the terms:
21 + 8x = 2(5 + x) + -5
21 + 8x = (5 * 2 + x * 2) + -5
21 + 8x = (10 + 2x) + -5

Reorder the terms:
21 + 8x = 10 + -5 + 2x

Combine like terms: 10 + -5 = 5
21 + 8x = 5 + 2x

Solving
21 + 8x = 5 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
21 + 8x + -2x = 5 + 2x + -2x

Combine like terms: 8x + -2x = 6x
21 + 6x = 5 + 2x + -2x

Combine like terms: 2x + -2x = 0
21 + 6x = 5 + 0
21 + 6x = 5

Add '-21' to each side of the equation.
21 + -21 + 6x = 5 + -21

Combine like terms: 21 + -21 = 0
0 + 6x = 5 + -21
6x = 5 + -21

Combine like terms: 5 + -21 = -16
6x = -16

Divide each side by '6'.
x = -2.666666667

Simplifying
x = -2.666666667

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