-39=-19+r

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Solution for -39=-19+r equation:


Simplifying
-39 = -19 + r

Solving
-39 = -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.
-39 + -1r = -19 + r + -1r

Combine like terms: r + -1r = 0
-39 + -1r = -19 + 0
-39 + -1r = -19

Add '39' to each side of the equation.
-39 + 39 + -1r = -19 + 39

Combine like terms: -39 + 39 = 0
0 + -1r = -19 + 39
-1r = -19 + 39

Combine like terms: -19 + 39 = 20
-1r = 20

Divide each side by '-1'.
r = -20

Simplifying
r = -20

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