R-7-4r=-4

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Solution for R-7-4r=-4 equation: 


Simplifying
R + -7 + -4r = -4

Reorder the terms:
-7 + R + -4r = -4

Solving
-7 + R + -4r = -4

Solving for variable 'R'.

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

Add '7' to each side of the equation.
-7 + R + 7 + -4r = -4 + 7

Reorder the terms:
-7 + 7 + R + -4r = -4 + 7

Combine like terms: -7 + 7 = 0
0 + R + -4r = -4 + 7
R + -4r = -4 + 7

Combine like terms: -4 + 7 = 3
R + -4r = 3

Add '4r' to each side of the equation.
R + -4r + 4r = 3 + 4r

Combine like terms: -4r + 4r = 0
R + 0 = 3 + 4r
R = 3 + 4r

Simplifying
R = 3 + 4r

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