34-15=r

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Solution for 34-15=r equation:


Simplifying
34 + -15 = r

Combine like terms: 34 + -15 = 19
19 = r

Solving
19 = r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
19 + -1r = r + -1r

Combine like terms: r + -1r = 0
19 + -1r = 0

Add '-19' to each side of the equation.
19 + -19 + -1r = 0 + -19

Combine like terms: 19 + -19 = 0
0 + -1r = 0 + -19
-1r = 0 + -19

Combine like terms: 0 + -19 = -19
-1r = -19

Divide each side by '-1'.
r = 19

Simplifying
r = 19

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