10(-9r-1)=-2r-10

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Solution for 10(-9r-1)=-2r-10 equation:


Simplifying
10(-9r + -1) = -2r + -10

Reorder the terms:
10(-1 + -9r) = -2r + -10
(-1 * 10 + -9r * 10) = -2r + -10
(-10 + -90r) = -2r + -10

Reorder the terms:
-10 + -90r = -10 + -2r

Add '10' to each side of the equation.
-10 + 10 + -90r = -10 + 10 + -2r

Combine like terms: -10 + 10 = 0
0 + -90r = -10 + 10 + -2r
-90r = -10 + 10 + -2r

Combine like terms: -10 + 10 = 0
-90r = 0 + -2r
-90r = -2r

Solving
-90r = -2r

Solving for variable 'r'.

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

Add '2r' to each side of the equation.
-90r + 2r = -2r + 2r

Combine like terms: -90r + 2r = -88r
-88r = -2r + 2r

Combine like terms: -2r + 2r = 0
-88r = 0

Divide each side by '-88'.
r = 0

Simplifying
r = 0

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