7r+-5=30

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Solution for 7r+-5=30 equation: 


Simplifying
7r + -5 = 30

Reorder the terms:
-5 + 7r = 30

Solving
-5 + 7r = 30

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 + 7r = 30 + 5

Combine like terms: -5 + 5 = 0
0 + 7r = 30 + 5
7r = 30 + 5

Combine like terms: 30 + 5 = 35
7r = 35

Divide each side by '7'.
r = 5

Simplifying
r = 5

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