(7x-1)+(7x-1)=5x+15

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Solution for (7x-1)+(7x-1)=5x+15 equation:


Simplifying
(7x + -1) + (7x + -1) = 5x + 15

Reorder the terms:
(-1 + 7x) + (7x + -1) = 5x + 15

Remove parenthesis around (-1 + 7x)
-1 + 7x + (7x + -1) = 5x + 15

Reorder the terms:
-1 + 7x + (-1 + 7x) = 5x + 15

Remove parenthesis around (-1 + 7x)
-1 + 7x + -1 + 7x = 5x + 15

Reorder the terms:
-1 + -1 + 7x + 7x = 5x + 15

Combine like terms: -1 + -1 = -2
-2 + 7x + 7x = 5x + 15

Combine like terms: 7x + 7x = 14x
-2 + 14x = 5x + 15

Reorder the terms:
-2 + 14x = 15 + 5x

Solving
-2 + 14x = 15 + 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.
-2 + 14x + -5x = 15 + 5x + -5x

Combine like terms: 14x + -5x = 9x
-2 + 9x = 15 + 5x + -5x

Combine like terms: 5x + -5x = 0
-2 + 9x = 15 + 0
-2 + 9x = 15

Add '2' to each side of the equation.
-2 + 2 + 9x = 15 + 2

Combine like terms: -2 + 2 = 0
0 + 9x = 15 + 2
9x = 15 + 2

Combine like terms: 15 + 2 = 17
9x = 17

Divide each side by '9'.
x = 1.888888889

Simplifying
x = 1.888888889

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