-7(10+r)=35

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Solution for -7(10+r)=35 equation: 


Simplifying
-7(10 + r) = 35
(10 * -7 + r * -7) = 35
(-70 + -7r) = 35

Solving
-70 + -7r = 35

Solving for variable 'r'.

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

Add '70' to each side of the equation.
-70 + 70 + -7r = 35 + 70

Combine like terms: -70 + 70 = 0
0 + -7r = 35 + 70
-7r = 35 + 70

Combine like terms: 35 + 70 = 105
-7r = 105

Divide each side by '-7'.
r = -15

Simplifying
r = -15

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