-4(6r+3)+3(r-8)=

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Solution for -4(6r+3)+3(r-8)= equation:


Simplifying
-4(6r + 3) + 3(r + -8) = 0

Reorder the terms:
-4(3 + 6r) + 3(r + -8) = 0
(3 * -4 + 6r * -4) + 3(r + -8) = 0
(-12 + -24r) + 3(r + -8) = 0

Reorder the terms:
-12 + -24r + 3(-8 + r) = 0
-12 + -24r + (-8 * 3 + r * 3) = 0
-12 + -24r + (-24 + 3r) = 0

Reorder the terms:
-12 + -24 + -24r + 3r = 0

Combine like terms: -12 + -24 = -36
-36 + -24r + 3r = 0

Combine like terms: -24r + 3r = -21r
-36 + -21r = 0

Solving
-36 + -21r = 0

Solving for variable 'r'.

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

Add '36' to each side of the equation.
-36 + 36 + -21r = 0 + 36

Combine like terms: -36 + 36 = 0
0 + -21r = 0 + 36
-21r = 0 + 36

Combine like terms: 0 + 36 = 36
-21r = 36

Divide each side by '-21'.
r = -1.714285714

Simplifying
r = -1.714285714

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