7t+8=21-6t

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Solution for 7t+8=21-6t equation:


Simplifying
7t + 8 = 21 + -6t

Reorder the terms:
8 + 7t = 21 + -6t

Solving
8 + 7t = 21 + -6t

Solving for variable 't'.

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

Add '6t' to each side of the equation.
8 + 7t + 6t = 21 + -6t + 6t

Combine like terms: 7t + 6t = 13t
8 + 13t = 21 + -6t + 6t

Combine like terms: -6t + 6t = 0
8 + 13t = 21 + 0
8 + 13t = 21

Add '-8' to each side of the equation.
8 + -8 + 13t = 21 + -8

Combine like terms: 8 + -8 = 0
0 + 13t = 21 + -8
13t = 21 + -8

Combine like terms: 21 + -8 = 13
13t = 13

Divide each side by '13'.
t = 1

Simplifying
t = 1

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