3r-4-2=0

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Solution for 3r-4-2=0 equation: 


Simplifying
3r + -4 + -2 = 0

Reorder the terms:
-4 + -2 + 3r = 0

Combine like terms: -4 + -2 = -6
-6 + 3r = 0

Solving
-6 + 3r = 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 + 3r = 0 + 6

Combine like terms: -6 + 6 = 0
0 + 3r = 0 + 6
3r = 0 + 6

Combine like terms: 0 + 6 = 6
3r = 6

Divide each side by '3'.
r = 2

Simplifying
r = 2

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