-2+8(5r+1)=

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Solution for -2+8(5r+1)= equation:


Simplifying
-2 + 8(5r + 1) = 0

Reorder the terms:
-2 + 8(1 + 5r) = 0
-2 + (1 * 8 + 5r * 8) = 0
-2 + (8 + 40r) = 0

Combine like terms: -2 + 8 = 6
6 + 40r = 0

Solving
6 + 40r = 0

Solving for variable 'r'.

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

Add '-6' to each side of the equation.
6 + -6 + 40r = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 40r = 0 + -6
40r = 0 + -6

Combine like terms: 0 + -6 = -6
40r = -6

Divide each side by '40'.
r = -0.15

Simplifying
r = -0.15

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