11+7r=4(r+8)

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Solution for 11+7r=4(r+8) equation: 


Simplifying
11 + 7r = 4(r + 8)

Reorder the terms:
11 + 7r = 4(8 + r)
11 + 7r = (8 * 4 + r * 4)
11 + 7r = (32 + 4r)

Solving
11 + 7r = 32 + 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.
11 + 7r + -4r = 32 + 4r + -4r

Combine like terms: 7r + -4r = 3r
11 + 3r = 32 + 4r + -4r

Combine like terms: 4r + -4r = 0
11 + 3r = 32 + 0
11 + 3r = 32

Add '-11' to each side of the equation.
11 + -11 + 3r = 32 + -11

Combine like terms: 11 + -11 = 0
0 + 3r = 32 + -11
3r = 32 + -11

Combine like terms: 32 + -11 = 21
3r = 21

Divide each side by '3'.
r = 7

Simplifying
r = 7

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