12=.8(x)+4

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Solution for 12=.8(x)+4 equation:


Simplifying
12 = 0.8(x) + 4

Reorder the terms:
12 = 4 + 0.8x

Solving
12 = 4 + 0.8x

Solving for variable 'x'.

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

Add '-0.8x' to each side of the equation.
12 + -0.8x = 4 + 0.8x + -0.8x

Combine like terms: 0.8x + -0.8x = 0.0
12 + -0.8x = 4 + 0.0
12 + -0.8x = 4

Add '-12' to each side of the equation.
12 + -12 + -0.8x = 4 + -12

Combine like terms: 12 + -12 = 0
0 + -0.8x = 4 + -12
-0.8x = 4 + -12

Combine like terms: 4 + -12 = -8
-0.8x = -8

Divide each side by '-0.8'.
x = 10

Simplifying
x = 10

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