1.3-5r=7.8

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Solution for 1.3-5r=7.8 equation: 


Simplifying
1.3 + -5r = 7.8

Solving
1.3 + -5r = 7.8

Solving for variable 'r'.

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

Add '-1.3' to each side of the equation.
1.3 + -1.3 + -5r = 7.8 + -1.3

Combine like terms: 1.3 + -1.3 = 0.0
0.0 + -5r = 7.8 + -1.3
-5r = 7.8 + -1.3

Combine like terms: 7.8 + -1.3 = 6.5
-5r = 6.5

Divide each side by '-5'.
r = -1.3

Simplifying
r = -1.3

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