2t+3=21-4t

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Solution for 2t+3=21-4t equation:


Simplifying
2t + 3 = 21 + -4t

Reorder the terms:
3 + 2t = 21 + -4t

Solving
3 + 2t = 21 + -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.
3 + 2t + 4t = 21 + -4t + 4t

Combine like terms: 2t + 4t = 6t
3 + 6t = 21 + -4t + 4t

Combine like terms: -4t + 4t = 0
3 + 6t = 21 + 0
3 + 6t = 21

Add '-3' to each side of the equation.
3 + -3 + 6t = 21 + -3

Combine like terms: 3 + -3 = 0
0 + 6t = 21 + -3
6t = 21 + -3

Combine like terms: 21 + -3 = 18
6t = 18

Divide each side by '6'.
t = 3

Simplifying
t = 3

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