4r+25=7r-5

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Solution for 4r+25=7r-5 equation:


Simplifying
4r + 25 = 7r + -5

Reorder the terms:
25 + 4r = 7r + -5

Reorder the terms:
25 + 4r = -5 + 7r

Solving
25 + 4r = -5 + 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
25 + 4r + -7r = -5 + 7r + -7r

Combine like terms: 4r + -7r = -3r
25 + -3r = -5 + 7r + -7r

Combine like terms: 7r + -7r = 0
25 + -3r = -5 + 0
25 + -3r = -5

Add '-25' to each side of the equation.
25 + -25 + -3r = -5 + -25

Combine like terms: 25 + -25 = 0
0 + -3r = -5 + -25
-3r = -5 + -25

Combine like terms: -5 + -25 = -30
-3r = -30

Divide each side by '-3'.
r = 10

Simplifying
r = 10

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