4r+15=7

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Solution for 4r+15=7 equation:


Simplifying
4r + 15 = 7

Reorder the terms:
15 + 4r = 7

Solving
15 + 4r = 7

Solving for variable 'r'.

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

Add '-15' to each side of the equation.
15 + -15 + 4r = 7 + -15

Combine like terms: 15 + -15 = 0
0 + 4r = 7 + -15
4r = 7 + -15

Combine like terms: 7 + -15 = -8
4r = -8

Divide each side by '4'.
r = -2

Simplifying
r = -2

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