1.3r-5=7.4

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Solution for 1.3r-5=7.4 equation: 


Simplifying
1.3r + -5 = 7.4

Reorder the terms:
-5 + 1.3r = 7.4

Solving
-5 + 1.3r = 7.4

Solving for variable 'r'.

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

Add '5' to each side of the equation.
-5 + 5 + 1.3r = 7.4 + 5

Combine like terms: -5 + 5 = 0
0 + 1.3r = 7.4 + 5
1.3r = 7.4 + 5

Combine like terms: 7.4 + 5 = 12.4
1.3r = 12.4

Divide each side by '1.3'.
r = 9.538461538

Simplifying
r = 9.538461538

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