2(t-3)-15=11-3(t-4)

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Solution for 2(t-3)-15=11-3(t-4) equation:


Simplifying
2(t + -3) + -15 = 11 + -3(t + -4)

Reorder the terms:
2(-3 + t) + -15 = 11 + -3(t + -4)
(-3 * 2 + t * 2) + -15 = 11 + -3(t + -4)
(-6 + 2t) + -15 = 11 + -3(t + -4)

Reorder the terms:
-6 + -15 + 2t = 11 + -3(t + -4)

Combine like terms: -6 + -15 = -21
-21 + 2t = 11 + -3(t + -4)

Reorder the terms:
-21 + 2t = 11 + -3(-4 + t)
-21 + 2t = 11 + (-4 * -3 + t * -3)
-21 + 2t = 11 + (12 + -3t)

Combine like terms: 11 + 12 = 23
-21 + 2t = 23 + -3t

Solving
-21 + 2t = 23 + -3t

Solving for variable 't'.

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

Add '3t' to each side of the equation.
-21 + 2t + 3t = 23 + -3t + 3t

Combine like terms: 2t + 3t = 5t
-21 + 5t = 23 + -3t + 3t

Combine like terms: -3t + 3t = 0
-21 + 5t = 23 + 0
-21 + 5t = 23

Add '21' to each side of the equation.
-21 + 21 + 5t = 23 + 21

Combine like terms: -21 + 21 = 0
0 + 5t = 23 + 21
5t = 23 + 21

Combine like terms: 23 + 21 = 44
5t = 44

Divide each side by '5'.
t = 8.8

Simplifying
t = 8.8

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