(2r+4)3+6(-5t)-(-8)=

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Solution for (2r+4)3+6(-5t)-(-8)= equation:


Simplifying
(2r + 4) * 3 + 6(-5t) + -1(-8) = 0

Reorder the terms:
(4 + 2r) * 3 + 6(-5t) + -1(-8) = 0

Reorder the terms for easier multiplication:
3(4 + 2r) + 6(-5t) + -1(-8) = 0
(4 * 3 + 2r * 3) + 6(-5t) + -1(-8) = 0
(12 + 6r) + 6(-5t) + -1(-8) = 0

Remove parenthesis around (-5t)
12 + 6r + 6 * -5t + -1(-8) = 0

Multiply 6 * -5
12 + 6r + -30t + -1(-8) = 0

Multiply -1 * -8
12 + 6r + -30t + 8 = 0

Reorder the terms:
12 + 8 + 6r + -30t = 0

Combine like terms: 12 + 8 = 20
20 + 6r + -30t = 0

Solving
20 + 6r + -30t = 0

Solving for variable 'r'.

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

Add '-20' to each side of the equation.
20 + 6r + -20 + -30t = 0 + -20

Reorder the terms:
20 + -20 + 6r + -30t = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 6r + -30t = 0 + -20
6r + -30t = 0 + -20

Combine like terms: 0 + -20 = -20
6r + -30t = -20

Add '30t' to each side of the equation.
6r + -30t + 30t = -20 + 30t

Combine like terms: -30t + 30t = 0
6r + 0 = -20 + 30t
6r = -20 + 30t

Divide each side by '6'.
r = -3.333333333 + 5t

Simplifying
r = -3.333333333 + 5t

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