3+6r-1=9r+7-4

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Solution for 3+6r-1=9r+7-4 equation: 


Simplifying
3 + 6r + -1 = 9r + 7 + -4

Reorder the terms:
3 + -1 + 6r = 9r + 7 + -4

Combine like terms: 3 + -1 = 2
2 + 6r = 9r + 7 + -4

Reorder the terms:
2 + 6r = 7 + -4 + 9r

Combine like terms: 7 + -4 = 3
2 + 6r = 3 + 9r

Solving
2 + 6r = 3 + 9r

Solving for variable 'r'.

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

Add '-9r' to each side of the equation.
2 + 6r + -9r = 3 + 9r + -9r

Combine like terms: 6r + -9r = -3r
2 + -3r = 3 + 9r + -9r

Combine like terms: 9r + -9r = 0
2 + -3r = 3 + 0
2 + -3r = 3

Add '-2' to each side of the equation.
2 + -2 + -3r = 3 + -2

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

Combine like terms: 3 + -2 = 1
-3r = 1

Divide each side by '-3'.
r = -0.3333333333

Simplifying
r = -0.3333333333

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