1-7(6r-5)=120

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Solution for 1-7(6r-5)=120 equation: 


Simplifying
1 + -7(6r + -5) = 120

Reorder the terms:
1 + -7(-5 + 6r) = 120
1 + (-5 * -7 + 6r * -7) = 120
1 + (35 + -42r) = 120

Combine like terms: 1 + 35 = 36
36 + -42r = 120

Solving
36 + -42r = 120

Solving for variable 'r'.

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

Add '-36' to each side of the equation.
36 + -36 + -42r = 120 + -36

Combine like terms: 36 + -36 = 0
0 + -42r = 120 + -36
-42r = 120 + -36

Combine like terms: 120 + -36 = 84
-42r = 84

Divide each side by '-42'.
r = -2

Simplifying
r = -2

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