42r-42=

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Solution for 42r-42= equation:


Simplifying
42r + -42 = 0

Reorder the terms:
-42 + 42r = 0

Solving
-42 + 42r = 0

Solving for variable 'r'.

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

Add '42' to each side of the equation.
-42 + 42 + 42r = 0 + 42

Combine like terms: -42 + 42 = 0
0 + 42r = 0 + 42
42r = 0 + 42

Combine like terms: 0 + 42 = 42
42r = 42

Divide each side by '42'.
r = 1

Simplifying
r = 1

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