21(2-x)+12x=22

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Solution for 21(2-x)+12x=22 equation:


Simplifying
21(2 + -1x) + 12x = 22
(2 * 21 + -1x * 21) + 12x = 22
(42 + -21x) + 12x = 22

Combine like terms: -21x + 12x = -9x
42 + -9x = 22

Solving
42 + -9x = 22

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + -9x = 22 + -42

Combine like terms: 42 + -42 = 0
0 + -9x = 22 + -42
-9x = 22 + -42

Combine like terms: 22 + -42 = -20
-9x = -20

Divide each side by '-9'.
x = 2.222222222

Simplifying
x = 2.222222222

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