-4(r-10)=

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Solution for -4(r-10)= equation:


Simplifying
-4(r + -10) = 0

Reorder the terms:
-4(-10 + r) = 0
(-10 * -4 + r * -4) = 0
(40 + -4r) = 0

Solving
40 + -4r = 0

Solving for variable 'r'.

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

Add '-40' to each side of the equation.
40 + -40 + -4r = 0 + -40

Combine like terms: 40 + -40 = 0
0 + -4r = 0 + -40
-4r = 0 + -40

Combine like terms: 0 + -40 = -40
-4r = -40

Divide each side by '-4'.
r = 10

Simplifying
r = 10

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