18+x-0.7*(27+x)=0

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Solution for 18+x-0.7*(27+x)=0 equation:


Simplifying
18 + x + -0.7(27 + x) = 0
18 + x + (27 * -0.7 + x * -0.7) = 0
18 + x + (-18.9 + -0.7x) = 0

Reorder the terms:
18 + -18.9 + x + -0.7x = 0

Combine like terms: 18 + -18.9 = -0.9
-0.9 + x + -0.7x = 0

Combine like terms: x + -0.7x = 0.3x
-0.9 + 0.3x = 0

Solving
-0.9 + 0.3x = 0

Solving for variable 'x'.

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

Add '0.9' to each side of the equation.
-0.9 + 0.9 + 0.3x = 0 + 0.9

Combine like terms: -0.9 + 0.9 = 0.0
0.0 + 0.3x = 0 + 0.9
0.3x = 0 + 0.9

Combine like terms: 0 + 0.9 = 0.9
0.3x = 0.9

Divide each side by '0.3'.
x = 3

Simplifying
x = 3

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