=8r+4

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Solution for =8r+4 equation:


Simplifying
0 = 8r + 4

Reorder the terms:
0 = 4 + 8r

Solving
0 = 4 + 8r

Solving for variable 'r'.

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

Add '-8r' to each side of the equation.
0 + -8r = 4 + 8r + -8r
Remove the zero:
-8r = 4 + 8r + -8r

Combine like terms: 8r + -8r = 0
-8r = 4 + 0
-8r = 4

Divide each side by '-8'.
r = -0.5

Simplifying
r = -0.5

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