.3(18)+.05x=.1(12+x)

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Solution for .3(18)+.05x=.1(12+x) equation:


Simplifying
0.3(18) + 0.05x = 0.1(12 + x)

Multiply 0.3 * 18
5.4 + 0.05x = 0.1(12 + x)
5.4 + 0.05x = (12 * 0.1 + x * 0.1)
5.4 + 0.05x = (1.2 + 0.1x)

Solving
5.4 + 0.05x = 1.2 + 0.1x

Solving for variable 'x'.

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

Add '-0.1x' to each side of the equation.
5.4 + 0.05x + -0.1x = 1.2 + 0.1x + -0.1x

Combine like terms: 0.05x + -0.1x = -0.05x
5.4 + -0.05x = 1.2 + 0.1x + -0.1x

Combine like terms: 0.1x + -0.1x = 0.0
5.4 + -0.05x = 1.2 + 0.0
5.4 + -0.05x = 1.2

Add '-5.4' to each side of the equation.
5.4 + -5.4 + -0.05x = 1.2 + -5.4

Combine like terms: 5.4 + -5.4 = 0.0
0.0 + -0.05x = 1.2 + -5.4
-0.05x = 1.2 + -5.4

Combine like terms: 1.2 + -5.4 = -4.2
-0.05x = -4.2

Divide each side by '-0.05'.
x = 84

Simplifying
x = 84

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