-5-8(-8r-4)=30+7r

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Solution for -5-8(-8r-4)=30+7r equation:


Simplifying
-5 + -8(-8r + -4) = 30 + 7r

Reorder the terms:
-5 + -8(-4 + -8r) = 30 + 7r
-5 + (-4 * -8 + -8r * -8) = 30 + 7r
-5 + (32 + 64r) = 30 + 7r

Combine like terms: -5 + 32 = 27
27 + 64r = 30 + 7r

Solving
27 + 64r = 30 + 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
27 + 64r + -7r = 30 + 7r + -7r

Combine like terms: 64r + -7r = 57r
27 + 57r = 30 + 7r + -7r

Combine like terms: 7r + -7r = 0
27 + 57r = 30 + 0
27 + 57r = 30

Add '-27' to each side of the equation.
27 + -27 + 57r = 30 + -27

Combine like terms: 27 + -27 = 0
0 + 57r = 30 + -27
57r = 30 + -27

Combine like terms: 30 + -27 = 3
57r = 3

Divide each side by '57'.
r = 0.05263157895

Simplifying
r = 0.05263157895

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