-4-5(1+7r)=34

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Solution for -4-5(1+7r)=34 equation:


Simplifying
-4 + -5(1 + 7r) = 34
-4 + (1 * -5 + 7r * -5) = 34
-4 + (-5 + -35r) = 34

Combine like terms: -4 + -5 = -9
-9 + -35r = 34

Solving
-9 + -35r = 34

Solving for variable 'r'.

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

Add '9' to each side of the equation.
-9 + 9 + -35r = 34 + 9

Combine like terms: -9 + 9 = 0
0 + -35r = 34 + 9
-35r = 34 + 9

Combine like terms: 34 + 9 = 43
-35r = 43

Divide each side by '-35'.
r = -1.228571429

Simplifying
r = -1.228571429

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