-9(t+6)+7(1-3t)=-31(t+2)-9

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Solution for -9(t+6)+7(1-3t)=-31(t+2)-9 equation:


Simplifying
-9(t + 6) + 7(1 + -3t) = -31(t + 2) + -9

Reorder the terms:
-9(6 + t) + 7(1 + -3t) = -31(t + 2) + -9
(6 * -9 + t * -9) + 7(1 + -3t) = -31(t + 2) + -9
(-54 + -9t) + 7(1 + -3t) = -31(t + 2) + -9
-54 + -9t + (1 * 7 + -3t * 7) = -31(t + 2) + -9
-54 + -9t + (7 + -21t) = -31(t + 2) + -9

Reorder the terms:
-54 + 7 + -9t + -21t = -31(t + 2) + -9

Combine like terms: -54 + 7 = -47
-47 + -9t + -21t = -31(t + 2) + -9

Combine like terms: -9t + -21t = -30t
-47 + -30t = -31(t + 2) + -9

Reorder the terms:
-47 + -30t = -31(2 + t) + -9
-47 + -30t = (2 * -31 + t * -31) + -9
-47 + -30t = (-62 + -31t) + -9

Reorder the terms:
-47 + -30t = -62 + -9 + -31t

Combine like terms: -62 + -9 = -71
-47 + -30t = -71 + -31t

Solving
-47 + -30t = -71 + -31t

Solving for variable 't'.

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

Add '31t' to each side of the equation.
-47 + -30t + 31t = -71 + -31t + 31t

Combine like terms: -30t + 31t = 1t
-47 + 1t = -71 + -31t + 31t

Combine like terms: -31t + 31t = 0
-47 + 1t = -71 + 0
-47 + 1t = -71

Add '47' to each side of the equation.
-47 + 47 + 1t = -71 + 47

Combine like terms: -47 + 47 = 0
0 + 1t = -71 + 47
1t = -71 + 47

Combine like terms: -71 + 47 = -24
1t = -24

Divide each side by '1'.
t = -24

Simplifying
t = -24

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