r-0.8+1.9r=9.35

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Solution for r-0.8+1.9r=9.35 equation: 


Simplifying
r + -0.8 + 1.9r = 9.35

Reorder the terms:
-0.8 + r + 1.9r = 9.35

Combine like terms: r + 1.9r = 2.9r
-0.8 + 2.9r = 9.35

Solving
-0.8 + 2.9r = 9.35

Solving for variable 'r'.

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

Add '0.8' to each side of the equation.
-0.8 + 0.8 + 2.9r = 9.35 + 0.8

Combine like terms: -0.8 + 0.8 = 0.0
0.0 + 2.9r = 9.35 + 0.8
2.9r = 9.35 + 0.8

Combine like terms: 9.35 + 0.8 = 10.15
2.9r = 10.15

Divide each side by '2.9'.
r = 3.5

Simplifying
r = 3.5

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