2r+6+3=7

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Solution for 2r+6+3=7 equation: 


Simplifying
2r + 6 + 3 = 7

Reorder the terms:
6 + 3 + 2r = 7

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

Solving
9 + 2r = 7

Solving for variable 'r'.

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

Add '-9' to each side of the equation.
9 + -9 + 2r = 7 + -9

Combine like terms: 9 + -9 = 0
0 + 2r = 7 + -9
2r = 7 + -9

Combine like terms: 7 + -9 = -2
2r = -2

Divide each side by '2'.
r = -1

Simplifying
r = -1

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