10r-25=3r+7

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Solution for 10r-25=3r+7 equation:


Simplifying
10r + -25 = 3r + 7

Reorder the terms:
-25 + 10r = 3r + 7

Reorder the terms:
-25 + 10r = 7 + 3r

Solving
-25 + 10r = 7 + 3r

Solving for variable 'r'.

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

Add '-3r' to each side of the equation.
-25 + 10r + -3r = 7 + 3r + -3r

Combine like terms: 10r + -3r = 7r
-25 + 7r = 7 + 3r + -3r

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

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

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

Combine like terms: 7 + 25 = 32
7r = 32

Divide each side by '7'.
r = 4.571428571

Simplifying
r = 4.571428571

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