0.2r+10=0.4

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Solution for 0.2r+10=0.4 equation: 


Simplifying
0.2r + 10 = 0.4

Reorder the terms:
10 + 0.2r = 0.4

Solving
10 + 0.2r = 0.4

Solving for variable 'r'.

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

Add '-10' to each side of the equation.
10 + -10 + 0.2r = 0.4 + -10

Combine like terms: 10 + -10 = 0
0 + 0.2r = 0.4 + -10
0.2r = 0.4 + -10

Combine like terms: 0.4 + -10 = -9.6
0.2r = -9.6

Divide each side by '0.2'.
r = -48

Simplifying
r = -48

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