8-3(r-4)=10

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Solution for 8-3(r-4)=10 equation: 


Simplifying
8 + -3(r + -4) = 10

Reorder the terms:
8 + -3(-4 + r) = 10
8 + (-4 * -3 + r * -3) = 10
8 + (12 + -3r) = 10

Combine like terms: 8 + 12 = 20
20 + -3r = 10

Solving
20 + -3r = 10

Solving for variable 'r'.

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

Add '-20' to each side of the equation.
20 + -20 + -3r = 10 + -20

Combine like terms: 20 + -20 = 0
0 + -3r = 10 + -20
-3r = 10 + -20

Combine like terms: 10 + -20 = -10
-3r = -10

Divide each side by '-3'.
r = 3.333333333

Simplifying
r = 3.333333333

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