5r+3-2r+5-9=56

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Solution for 5r+3-2r+5-9=56 equation:


Simplifying
5r + 3 + -2r + 5 + -9 = 56

Reorder the terms:
3 + 5 + -9 + 5r + -2r = 56

Combine like terms: 3 + 5 = 8
8 + -9 + 5r + -2r = 56

Combine like terms: 8 + -9 = -1
-1 + 5r + -2r = 56

Combine like terms: 5r + -2r = 3r
-1 + 3r = 56

Solving
-1 + 3r = 56

Solving for variable 'r'.

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

Add '1' to each side of the equation.
-1 + 1 + 3r = 56 + 1

Combine like terms: -1 + 1 = 0
0 + 3r = 56 + 1
3r = 56 + 1

Combine like terms: 56 + 1 = 57
3r = 57

Divide each side by '3'.
r = 19

Simplifying
r = 19

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