4r+5-10=45

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Solution for 4r+5-10=45 equation:


Simplifying
4r + 5 + -10 = 45

Reorder the terms:
5 + -10 + 4r = 45

Combine like terms: 5 + -10 = -5
-5 + 4r = 45

Solving
-5 + 4r = 45

Solving for variable 'r'.

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

Add '5' to each side of the equation.
-5 + 5 + 4r = 45 + 5

Combine like terms: -5 + 5 = 0
0 + 4r = 45 + 5
4r = 45 + 5

Combine like terms: 45 + 5 = 50
4r = 50

Divide each side by '4'.
r = 12.5

Simplifying
r = 12.5

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