7r+17=4r-25

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Solution for 7r+17=4r-25 equation:


Simplifying
7r + 17 = 4r + -25

Reorder the terms:
17 + 7r = 4r + -25

Reorder the terms:
17 + 7r = -25 + 4r

Solving
17 + 7r = -25 + 4r

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
17 + 7r + -4r = -25 + 4r + -4r

Combine like terms: 7r + -4r = 3r
17 + 3r = -25 + 4r + -4r

Combine like terms: 4r + -4r = 0
17 + 3r = -25 + 0
17 + 3r = -25

Add '-17' to each side of the equation.
17 + -17 + 3r = -25 + -17

Combine like terms: 17 + -17 = 0
0 + 3r = -25 + -17
3r = -25 + -17

Combine like terms: -25 + -17 = -42
3r = -42

Divide each side by '3'.
r = -14

Simplifying
r = -14

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