R-1+7r=-25

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Solution for R-1+7r=-25 equation: 


Simplifying
R + -1 + 7r = -25

Reorder the terms:
-1 + R + 7r = -25

Solving
-1 + R + 7r = -25

Solving for variable 'R'.

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

Add '1' to each side of the equation.
-1 + R + 1 + 7r = -25 + 1

Reorder the terms:
-1 + 1 + R + 7r = -25 + 1

Combine like terms: -1 + 1 = 0
0 + R + 7r = -25 + 1
R + 7r = -25 + 1

Combine like terms: -25 + 1 = -24
R + 7r = -24

Add '-7r' to each side of the equation.
R + 7r + -7r = -24 + -7r

Combine like terms: 7r + -7r = 0
R + 0 = -24 + -7r
R = -24 + -7r

Simplifying
R = -24 + -7r

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