7-r=11

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Solution for 7-r=11 equation:


Simplifying
7 + -1r = 11

Solving
7 + -1r = 11

Solving for variable 'r'.

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

Add '-7' to each side of the equation.
7 + -7 + -1r = 11 + -7

Combine like terms: 7 + -7 = 0
0 + -1r = 11 + -7
-1r = 11 + -7

Combine like terms: 11 + -7 = 4
-1r = 4

Divide each side by '-1'.
r = -4

Simplifying
r = -4

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