-r-4=4-5r

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Solution for -r-4=4-5r equation:


Simplifying
-1r + -4 = 4 + -5r

Reorder the terms:
-4 + -1r = 4 + -5r

Solving
-4 + -1r = 4 + -5r

Solving for variable 'r'.

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

Add '5r' to each side of the equation.
-4 + -1r + 5r = 4 + -5r + 5r

Combine like terms: -1r + 5r = 4r
-4 + 4r = 4 + -5r + 5r

Combine like terms: -5r + 5r = 0
-4 + 4r = 4 + 0
-4 + 4r = 4

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

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

Combine like terms: 4 + 4 = 8
4r = 8

Divide each side by '4'.
r = 2

Simplifying
r = 2

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