r+.4=1.4

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Solution for r+.4=1.4 equation: 


Simplifying
r + 0.4 = 1.4

Reorder the terms:
0.4 + r = 1.4

Solving
0.4 + r = 1.4

Solving for variable 'r'.

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

Add '-0.4' to each side of the equation.
0.4 + -0.4 + r = 1.4 + -0.4

Combine like terms: 0.4 + -0.4 = 0.0
0.0 + r = 1.4 + -0.4
r = 1.4 + -0.4

Combine like terms: 1.4 + -0.4 = 1
r = 1

Simplifying
r = 1

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