r+(-3.8)=4.7

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Solution for r+(-3.8)=4.7 equation: 


Simplifying
r + (-3.8) = 4.7
r + -3.8 = 4.7

Reorder the terms:
-3.8 + r = 4.7

Solving
-3.8 + r = 4.7

Solving for variable 'r'.

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

Add '3.8' to each side of the equation.
-3.8 + 3.8 + r = 4.7 + 3.8

Combine like terms: -3.8 + 3.8 = 0.0
0.0 + r = 4.7 + 3.8
r = 4.7 + 3.8

Combine like terms: 4.7 + 3.8 = 8.5
r = 8.5

Simplifying
r = 8.5

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