7=3r+5

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Solution for 7=3r+5 equation:


Simplifying
7 = 3r + 5

Reorder the terms:
7 = 5 + 3r

Solving
7 = 5 + 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.
7 + -3r = 5 + 3r + -3r

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

Add '-7' to each side of the equation.
7 + -7 + -3r = 5 + -7

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

Combine like terms: 5 + -7 = -2
-3r = -2

Divide each side by '-3'.
r = 0.6666666667

Simplifying
r = 0.6666666667

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