5[t-1]=20

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Solution for 5[t-1]=20 equation:


Simplifying
5[t + -1] = 20

Reorder the terms:
5[-1 + t] = 20
[-1 * 5 + t * 5] = 20
[-5 + 5t] = 20

Solving
-5 + 5t = 20

Solving for variable 't'.

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

Add '5' to each side of the equation.
-5 + 5 + 5t = 20 + 5

Combine like terms: -5 + 5 = 0
0 + 5t = 20 + 5
5t = 20 + 5

Combine like terms: 20 + 5 = 25
5t = 25

Divide each side by '5'.
t = 5

Simplifying
t = 5

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