42=18+5(x-2.2)

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Solution for 42=18+5(x-2.2) equation:


Simplifying
42 = 18 + 5(x + -2.2)

Reorder the terms:
42 = 18 + 5(-2.2 + x)
42 = 18 + (-2.2 * 5 + x * 5)
42 = 18 + (-11 + 5x)

Combine like terms: 18 + -11 = 7
42 = 7 + 5x

Solving
42 = 7 + 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.
42 + -5x = 7 + 5x + -5x

Combine like terms: 5x + -5x = 0
42 + -5x = 7 + 0
42 + -5x = 7

Add '-42' to each side of the equation.
42 + -42 + -5x = 7 + -42

Combine like terms: 42 + -42 = 0
0 + -5x = 7 + -42
-5x = 7 + -42

Combine like terms: 7 + -42 = -35
-5x = -35

Divide each side by '-5'.
x = 7

Simplifying
x = 7

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