2(7-9x)-(2x-8)=7

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Solution for 2(7-9x)-(2x-8)=7 equation:


Simplifying
2(7 + -9x) + -1(2x + -8) = 7
(7 * 2 + -9x * 2) + -1(2x + -8) = 7
(14 + -18x) + -1(2x + -8) = 7

Reorder the terms:
14 + -18x + -1(-8 + 2x) = 7
14 + -18x + (-8 * -1 + 2x * -1) = 7
14 + -18x + (8 + -2x) = 7

Reorder the terms:
14 + 8 + -18x + -2x = 7

Combine like terms: 14 + 8 = 22
22 + -18x + -2x = 7

Combine like terms: -18x + -2x = -20x
22 + -20x = 7

Solving
22 + -20x = 7

Solving for variable 'x'.

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

Add '-22' to each side of the equation.
22 + -22 + -20x = 7 + -22

Combine like terms: 22 + -22 = 0
0 + -20x = 7 + -22
-20x = 7 + -22

Combine like terms: 7 + -22 = -15
-20x = -15

Divide each side by '-20'.
x = 0.75

Simplifying
x = 0.75

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