7(1+7r)-6=-146

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Solution for 7(1+7r)-6=-146 equation: 



7(1+7r)-6=-146

We move all terms to the left:

7(1+7r)-6-(-146)=0

We add all the numbers together, and all the variables

7(7r+1)-6-(-146)=0

We add all the numbers together, and all the variables

7(7r+1)+140=0

We multiply parentheses

49r+7+140=0

We add all the numbers together, and all the variables

49r+147=0

We move all terms containing r to the left, all other terms to the right

49r=-147

r=-147/49

r=-3

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