2(x+7)-(-2x-1)=3x

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Solution for 2(x+7)-(-2x-1)=3x equation:


Simplifying
2(x + 7) + -1(-2x + -1) = 3x

Reorder the terms:
2(7 + x) + -1(-2x + -1) = 3x
(7 * 2 + x * 2) + -1(-2x + -1) = 3x
(14 + 2x) + -1(-2x + -1) = 3x

Reorder the terms:
14 + 2x + -1(-1 + -2x) = 3x
14 + 2x + (-1 * -1 + -2x * -1) = 3x
14 + 2x + (1 + 2x) = 3x

Reorder the terms:
14 + 1 + 2x + 2x = 3x

Combine like terms: 14 + 1 = 15
15 + 2x + 2x = 3x

Combine like terms: 2x + 2x = 4x
15 + 4x = 3x

Solving
15 + 4x = 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
15 + 4x + -3x = 3x + -3x

Combine like terms: 4x + -3x = 1x
15 + 1x = 3x + -3x

Combine like terms: 3x + -3x = 0
15 + 1x = 0

Add '-15' to each side of the equation.
15 + -15 + 1x = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 1x = 0 + -15
1x = 0 + -15

Combine like terms: 0 + -15 = -15
1x = -15

Divide each side by '1'.
x = -15

Simplifying
x = -15

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