9(2-x)=10(2x+7)

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Solution for 9(2-x)=10(2x+7) equation:


Simplifying
9(2 + -1x) = 10(2x + 7)
(2 * 9 + -1x * 9) = 10(2x + 7)
(18 + -9x) = 10(2x + 7)

Reorder the terms:
18 + -9x = 10(7 + 2x)
18 + -9x = (7 * 10 + 2x * 10)
18 + -9x = (70 + 20x)

Solving
18 + -9x = 70 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
18 + -9x + -20x = 70 + 20x + -20x

Combine like terms: -9x + -20x = -29x
18 + -29x = 70 + 20x + -20x

Combine like terms: 20x + -20x = 0
18 + -29x = 70 + 0
18 + -29x = 70

Add '-18' to each side of the equation.
18 + -18 + -29x = 70 + -18

Combine like terms: 18 + -18 = 0
0 + -29x = 70 + -18
-29x = 70 + -18

Combine like terms: 70 + -18 = 52
-29x = 52

Divide each side by '-29'.
x = -1.793103448

Simplifying
x = -1.793103448

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