15=2(2t-1)

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Solution for 15=2(2t-1) equation:


Simplifying
15 = 2(2t + -1)

Reorder the terms:
15 = 2(-1 + 2t)
15 = (-1 * 2 + 2t * 2)
15 = (-2 + 4t)

Solving
15 = -2 + 4t

Solving for variable 't'.

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

Add '-4t' to each side of the equation.
15 + -4t = -2 + 4t + -4t

Combine like terms: 4t + -4t = 0
15 + -4t = -2 + 0
15 + -4t = -2

Add '-15' to each side of the equation.
15 + -15 + -4t = -2 + -15

Combine like terms: 15 + -15 = 0
0 + -4t = -2 + -15
-4t = -2 + -15

Combine like terms: -2 + -15 = -17
-4t = -17

Divide each side by '-4'.
t = 4.25

Simplifying
t = 4.25

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