1.20=0.20x+0.40

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Solution for 1.20=0.20x+0.40 equation: 


Simplifying
1.20 = 0.20x + 0.40

Reorder the terms:
1.20 = 0.40 + 0.20x

Solving
1.20 = 0.40 + 0.20x

Solving for variable 'x'.

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

Add '-0.20x' to each side of the equation.
1.20 + -0.20x = 0.40 + 0.20x + -0.20x

Combine like terms: 0.20x + -0.20x = 0.00
1.20 + -0.20x = 0.40 + 0.00
1.20 + -0.20x = 0.40

Add '-1.20' to each side of the equation.
1.20 + -1.20 + -0.20x = 0.40 + -1.20

Combine like terms: 1.20 + -1.20 = 0.00
0.00 + -0.20x = 0.40 + -1.20
-0.20x = 0.40 + -1.20

Combine like terms: 0.40 + -1.20 = -0.8
-0.20x = -0.8

Divide each side by '-0.20'.
x = 4

Simplifying
x = 4

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