4r+4(r+4)=392

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Solution for 4r+4(r+4)=392 equation:


Simplifying
4r + 4(r + 4) = 392

Reorder the terms:
4r + 4(4 + r) = 392
4r + (4 * 4 + r * 4) = 392
4r + (16 + 4r) = 392

Reorder the terms:
16 + 4r + 4r = 392

Combine like terms: 4r + 4r = 8r
16 + 8r = 392

Solving
16 + 8r = 392

Solving for variable 'r'.

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

Add '-16' to each side of the equation.
16 + -16 + 8r = 392 + -16

Combine like terms: 16 + -16 = 0
0 + 8r = 392 + -16
8r = 392 + -16

Combine like terms: 392 + -16 = 376
8r = 376

Divide each side by '8'.
r = 47

Simplifying
r = 47

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