170=5(1+8r)+5

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Solution for 170=5(1+8r)+5 equation:


Simplifying
170 = 5(1 + 8r) + 5
170 = (1 * 5 + 8r * 5) + 5
170 = (5 + 40r) + 5

Reorder the terms:
170 = 5 + 5 + 40r

Combine like terms: 5 + 5 = 10
170 = 10 + 40r

Solving
170 = 10 + 40r

Solving for variable 'r'.

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

Add '-40r' to each side of the equation.
170 + -40r = 10 + 40r + -40r

Combine like terms: 40r + -40r = 0
170 + -40r = 10 + 0
170 + -40r = 10

Add '-170' to each side of the equation.
170 + -170 + -40r = 10 + -170

Combine like terms: 170 + -170 = 0
0 + -40r = 10 + -170
-40r = 10 + -170

Combine like terms: 10 + -170 = -160
-40r = -160

Divide each side by '-40'.
r = 4

Simplifying
r = 4

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