2(t-4)-5(2t-5)=40-7(3t+5)

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Solution for 2(t-4)-5(2t-5)=40-7(3t+5) equation:


Simplifying
2(t + -4) + -5(2t + -5) = 40 + -7(3t + 5)

Reorder the terms:
2(-4 + t) + -5(2t + -5) = 40 + -7(3t + 5)
(-4 * 2 + t * 2) + -5(2t + -5) = 40 + -7(3t + 5)
(-8 + 2t) + -5(2t + -5) = 40 + -7(3t + 5)

Reorder the terms:
-8 + 2t + -5(-5 + 2t) = 40 + -7(3t + 5)
-8 + 2t + (-5 * -5 + 2t * -5) = 40 + -7(3t + 5)
-8 + 2t + (25 + -10t) = 40 + -7(3t + 5)

Reorder the terms:
-8 + 25 + 2t + -10t = 40 + -7(3t + 5)

Combine like terms: -8 + 25 = 17
17 + 2t + -10t = 40 + -7(3t + 5)

Combine like terms: 2t + -10t = -8t
17 + -8t = 40 + -7(3t + 5)

Reorder the terms:
17 + -8t = 40 + -7(5 + 3t)
17 + -8t = 40 + (5 * -7 + 3t * -7)
17 + -8t = 40 + (-35 + -21t)

Combine like terms: 40 + -35 = 5
17 + -8t = 5 + -21t

Solving
17 + -8t = 5 + -21t

Solving for variable 't'.

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

Add '21t' to each side of the equation.
17 + -8t + 21t = 5 + -21t + 21t

Combine like terms: -8t + 21t = 13t
17 + 13t = 5 + -21t + 21t

Combine like terms: -21t + 21t = 0
17 + 13t = 5 + 0
17 + 13t = 5

Add '-17' to each side of the equation.
17 + -17 + 13t = 5 + -17

Combine like terms: 17 + -17 = 0
0 + 13t = 5 + -17
13t = 5 + -17

Combine like terms: 5 + -17 = -12
13t = -12

Divide each side by '13'.
t = -0.9230769231

Simplifying
t = -0.9230769231

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