4(1+8r)=163

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Solution for 4(1+8r)=163 equation: 


Simplifying
4(1 + 8r) = 163
(1 * 4 + 8r * 4) = 163
(4 + 32r) = 163

Solving
4 + 32r = 163

Solving for variable 'r'.

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

Add '-4' to each side of the equation.
4 + -4 + 32r = 163 + -4

Combine like terms: 4 + -4 = 0
0 + 32r = 163 + -4
32r = 163 + -4

Combine like terms: 163 + -4 = 159
32r = 159

Divide each side by '32'.
r = 4.96875

Simplifying
r = 4.96875

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