-37=r-7

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Solution for -37=r-7 equation:


Simplifying
-37 = r + -7

Reorder the terms:
-37 = -7 + r

Solving
-37 = -7 + 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.
-37 + -1r = -7 + r + -1r

Combine like terms: r + -1r = 0
-37 + -1r = -7 + 0
-37 + -1r = -7

Add '37' to each side of the equation.
-37 + 37 + -1r = -7 + 37

Combine like terms: -37 + 37 = 0
0 + -1r = -7 + 37
-1r = -7 + 37

Combine like terms: -7 + 37 = 30
-1r = 30

Divide each side by '-1'.
r = -30

Simplifying
r = -30

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