7+7r=2+1+4r+7

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Solution for 7+7r=2+1+4r+7 equation: 


Simplifying
7 + 7r = 2 + 1 + 4r + 7

Reorder the terms:
7 + 7r = 2 + 1 + 7 + 4r

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

Combine like terms: 3 + 7 = 10
7 + 7r = 10 + 4r

Solving
7 + 7r = 10 + 4r

Solving for variable 'r'.

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

Add '-4r' to each side of the equation.
7 + 7r + -4r = 10 + 4r + -4r

Combine like terms: 7r + -4r = 3r
7 + 3r = 10 + 4r + -4r

Combine like terms: 4r + -4r = 0
7 + 3r = 10 + 0
7 + 3r = 10

Add '-7' to each side of the equation.
7 + -7 + 3r = 10 + -7

Combine like terms: 7 + -7 = 0
0 + 3r = 10 + -7
3r = 10 + -7

Combine like terms: 10 + -7 = 3
3r = 3

Divide each side by '3'.
r = 1

Simplifying
r = 1

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