0.4(r-5)=1.2

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Solution for 0.4(r-5)=1.2 equation: 


Simplifying
0.4(r + -5) = 1.2

Reorder the terms:
0.4(-5 + r) = 1.2
(-5 * 0.4 + r * 0.4) = 1.2
(-2 + 0.4r) = 1.2

Solving
-2 + 0.4r = 1.2

Solving for variable 'r'.

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

Add '2' to each side of the equation.
-2 + 2 + 0.4r = 1.2 + 2

Combine like terms: -2 + 2 = 0
0 + 0.4r = 1.2 + 2
0.4r = 1.2 + 2

Combine like terms: 1.2 + 2 = 3.2
0.4r = 3.2

Divide each side by '0.4'.
r = 8

Simplifying
r = 8

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