-2=r-7

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Solution for -2=r-7 equation:


Simplifying
-2 = r + -7

Reorder the terms:
-2 = -7 + r

Solving
-2 = -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.
-2 + -1r = -7 + r + -1r

Combine like terms: r + -1r = 0
-2 + -1r = -7 + 0
-2 + -1r = -7

Add '2' to each side of the equation.
-2 + 2 + -1r = -7 + 2

Combine like terms: -2 + 2 = 0
0 + -1r = -7 + 2
-1r = -7 + 2

Combine like terms: -7 + 2 = -5
-1r = -5

Divide each side by '-1'.
r = 5

Simplifying
r = 5

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