-r(a+b)=

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Solution for -r(a+b)= equation:


Simplifying
-1r(a + b) = 0
(a * -1r + b * -1r) = 0
(-1ar + -1br) = 0

Solving
-1ar + -1br = 0

Solving for variable 'a'.

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

Add 'br' to each side of the equation.
-1ar + -1br + br = 0 + br

Combine like terms: -1br + br = 0
-1ar + 0 = 0 + br
-1ar = 0 + br
Remove the zero:
-1ar = br

Divide each side by '-1r'.
a = -1b

Simplifying
a = -1b

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