x+(22-x)*0.7=18

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Solution for x+(22-x)*0.7=18 equation:


Simplifying
x + (22 + -1x) * 0.7 = 18

Reorder the terms for easier multiplication:
x + 0.7(22 + -1x) = 18
x + (22 * 0.7 + -1x * 0.7) = 18
x + (15.4 + -0.7x) = 18

Reorder the terms:
15.4 + x + -0.7x = 18

Combine like terms: x + -0.7x = 0.3x
15.4 + 0.3x = 18

Solving
15.4 + 0.3x = 18

Solving for variable 'x'.

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

Add '-15.4' to each side of the equation.
15.4 + -15.4 + 0.3x = 18 + -15.4

Combine like terms: 15.4 + -15.4 = 0.0
0.0 + 0.3x = 18 + -15.4
0.3x = 18 + -15.4

Combine like terms: 18 + -15.4 = 2.6
0.3x = 2.6

Divide each side by '0.3'.
x = 8.666666667

Simplifying
x = 8.666666667

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