5t+3t+5=21

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Solution for 5t+3t+5=21 equation:


Simplifying
5t + 3t + 5 = 21

Reorder the terms:
5 + 5t + 3t = 21

Combine like terms: 5t + 3t = 8t
5 + 8t = 21

Solving
5 + 8t = 21

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 + 8t = 21 + -5

Combine like terms: 5 + -5 = 0
0 + 8t = 21 + -5
8t = 21 + -5

Combine like terms: 21 + -5 = 16
8t = 16

Divide each side by '8'.
t = 2

Simplifying
t = 2

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