2(10x+7)-2=5(x-4)

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Solution for 2(10x+7)-2=5(x-4) equation:


Simplifying
2(10x + 7) + -2 = 5(x + -4)

Reorder the terms:
2(7 + 10x) + -2 = 5(x + -4)
(7 * 2 + 10x * 2) + -2 = 5(x + -4)
(14 + 20x) + -2 = 5(x + -4)

Reorder the terms:
14 + -2 + 20x = 5(x + -4)

Combine like terms: 14 + -2 = 12
12 + 20x = 5(x + -4)

Reorder the terms:
12 + 20x = 5(-4 + x)
12 + 20x = (-4 * 5 + x * 5)
12 + 20x = (-20 + 5x)

Solving
12 + 20x = -20 + 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.
12 + 20x + -5x = -20 + 5x + -5x

Combine like terms: 20x + -5x = 15x
12 + 15x = -20 + 5x + -5x

Combine like terms: 5x + -5x = 0
12 + 15x = -20 + 0
12 + 15x = -20

Add '-12' to each side of the equation.
12 + -12 + 15x = -20 + -12

Combine like terms: 12 + -12 = 0
0 + 15x = -20 + -12
15x = -20 + -12

Combine like terms: -20 + -12 = -32
15x = -32

Divide each side by '15'.
x = -2.133333333

Simplifying
x = -2.133333333

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