-3r+8=4(r+2)

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Solution for -3r+8=4(r+2) equation:


Simplifying
-3r + 8 = 4(r + 2)

Reorder the terms:
8 + -3r = 4(r + 2)

Reorder the terms:
8 + -3r = 4(2 + r)
8 + -3r = (2 * 4 + r * 4)
8 + -3r = (8 + 4r)

Add '-8' to each side of the equation.
8 + -8 + -3r = 8 + -8 + 4r

Combine like terms: 8 + -8 = 0
0 + -3r = 8 + -8 + 4r
-3r = 8 + -8 + 4r

Combine like terms: 8 + -8 = 0
-3r = 0 + 4r
-3r = 4r

Solving
-3r = 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.
-3r + -4r = 4r + -4r

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

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

Divide each side by '-7'.
r = 0

Simplifying
r = 0

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