7(-5-5r)=140

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Solution for 7(-5-5r)=140 equation: 


Simplifying
7(-5 + -5r) = 140
(-5 * 7 + -5r * 7) = 140
(-35 + -35r) = 140

Solving
-35 + -35r = 140

Solving for variable 'r'.

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

Add '35' to each side of the equation.
-35 + 35 + -35r = 140 + 35

Combine like terms: -35 + 35 = 0
0 + -35r = 140 + 35
-35r = 140 + 35

Combine like terms: 140 + 35 = 175
-35r = 175

Divide each side by '-35'.
r = -5

Simplifying
r = -5

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