4[2t-(3-t)+5]=-(2+7)

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


Simplifying
4[2t + -1(3 + -1t) + 5] = -1(2 + 7)
4[2t + (3 * -1 + -1t * -1) + 5] = -1(2 + 7)
4[2t + (-3 + 1t) + 5] = -1(2 + 7)

Reorder the terms:
4[-3 + 5 + 2t + 1t] = -1(2 + 7)

Combine like terms: -3 + 5 = 2
4[2 + 2t + 1t] = -1(2 + 7)

Combine like terms: 2t + 1t = 3t
4[2 + 3t] = -1(2 + 7)
[2 * 4 + 3t * 4] = -1(2 + 7)
[8 + 12t] = -1(2 + 7)

Combine like terms: 2 + 7 = 9
8 + 12t = -1(9)

Multiply -1 * 9
8 + 12t = -9

Solving
8 + 12t = -9

Solving for variable 't'.

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

Add '-8' to each side of the equation.
8 + -8 + 12t = -9 + -8

Combine like terms: 8 + -8 = 0
0 + 12t = -9 + -8
12t = -9 + -8

Combine like terms: -9 + -8 = -17
12t = -17

Divide each side by '12'.
t = -1.416666667

Simplifying
t = -1.416666667

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