-9(t+4)+8(3t+1)=(t-4)+7

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Solution for -9(t+4)+8(3t+1)=(t-4)+7 equation:


Simplifying
-9(t + 4) + 8(3t + 1) = (t + -4) + 7

Reorder the terms:
-9(4 + t) + 8(3t + 1) = (t + -4) + 7
(4 * -9 + t * -9) + 8(3t + 1) = (t + -4) + 7
(-36 + -9t) + 8(3t + 1) = (t + -4) + 7

Reorder the terms:
-36 + -9t + 8(1 + 3t) = (t + -4) + 7
-36 + -9t + (1 * 8 + 3t * 8) = (t + -4) + 7
-36 + -9t + (8 + 24t) = (t + -4) + 7

Reorder the terms:
-36 + 8 + -9t + 24t = (t + -4) + 7

Combine like terms: -36 + 8 = -28
-28 + -9t + 24t = (t + -4) + 7

Combine like terms: -9t + 24t = 15t
-28 + 15t = (t + -4) + 7

Reorder the terms:
-28 + 15t = (-4 + t) + 7

Remove parenthesis around (-4 + t)
-28 + 15t = -4 + t + 7

Reorder the terms:
-28 + 15t = -4 + 7 + t

Combine like terms: -4 + 7 = 3
-28 + 15t = 3 + t

Solving
-28 + 15t = 3 + t

Solving for variable 't'.

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

Add '-1t' to each side of the equation.
-28 + 15t + -1t = 3 + t + -1t

Combine like terms: 15t + -1t = 14t
-28 + 14t = 3 + t + -1t

Combine like terms: t + -1t = 0
-28 + 14t = 3 + 0
-28 + 14t = 3

Add '28' to each side of the equation.
-28 + 28 + 14t = 3 + 28

Combine like terms: -28 + 28 = 0
0 + 14t = 3 + 28
14t = 3 + 28

Combine like terms: 3 + 28 = 31
14t = 31

Divide each side by '14'.
t = 2.214285714

Simplifying
t = 2.214285714

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