20=2-5(9-x)

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Solution for 20=2-5(9-x) equation:


Simplifying
20 = 2 + -5(9 + -1x)
20 = 2 + (9 * -5 + -1x * -5)
20 = 2 + (-45 + 5x)

Combine like terms: 2 + -45 = -43
20 = -43 + 5x

Solving
20 = -43 + 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.
20 + -5x = -43 + 5x + -5x

Combine like terms: 5x + -5x = 0
20 + -5x = -43 + 0
20 + -5x = -43

Add '-20' to each side of the equation.
20 + -20 + -5x = -43 + -20

Combine like terms: 20 + -20 = 0
0 + -5x = -43 + -20
-5x = -43 + -20

Combine like terms: -43 + -20 = -63
-5x = -63

Divide each side by '-5'.
x = 12.6

Simplifying
x = 12.6

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