6r-25=-40+r

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Solution for 6r-25=-40+r equation:


Simplifying
6r + -25 = -40 + r

Reorder the terms:
-25 + 6r = -40 + r

Solving
-25 + 6r = -40 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-25 + 6r + -1r = -40 + r + -1r

Combine like terms: 6r + -1r = 5r
-25 + 5r = -40 + r + -1r

Combine like terms: r + -1r = 0
-25 + 5r = -40 + 0
-25 + 5r = -40

Add '25' to each side of the equation.
-25 + 25 + 5r = -40 + 25

Combine like terms: -25 + 25 = 0
0 + 5r = -40 + 25
5r = -40 + 25

Combine like terms: -40 + 25 = -15
5r = -15

Divide each side by '5'.
r = -3

Simplifying
r = -3

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