7(9r+2)+8=4r+16

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Solution for 7(9r+2)+8=4r+16 equation:


Simplifying
7(9r + 2) + 8 = 4r + 16

Reorder the terms:
7(2 + 9r) + 8 = 4r + 16
(2 * 7 + 9r * 7) + 8 = 4r + 16
(14 + 63r) + 8 = 4r + 16

Reorder the terms:
14 + 8 + 63r = 4r + 16

Combine like terms: 14 + 8 = 22
22 + 63r = 4r + 16

Reorder the terms:
22 + 63r = 16 + 4r

Solving
22 + 63r = 16 + 4r

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
22 + 63r + -4r = 16 + 4r + -4r

Combine like terms: 63r + -4r = 59r
22 + 59r = 16 + 4r + -4r

Combine like terms: 4r + -4r = 0
22 + 59r = 16 + 0
22 + 59r = 16

Add '-22' to each side of the equation.
22 + -22 + 59r = 16 + -22

Combine like terms: 22 + -22 = 0
0 + 59r = 16 + -22
59r = 16 + -22

Combine like terms: 16 + -22 = -6
59r = -6

Divide each side by '59'.
r = -0.1016949153

Simplifying
r = -0.1016949153

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