21+6t=7(t+3)

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Solution for 21+6t=7(t+3) equation:


Simplifying
21 + 6t = 7(t + 3)

Reorder the terms:
21 + 6t = 7(3 + t)
21 + 6t = (3 * 7 + t * 7)
21 + 6t = (21 + 7t)

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

Combine like terms: 21 + -21 = 0
0 + 6t = 21 + -21 + 7t
6t = 21 + -21 + 7t

Combine like terms: 21 + -21 = 0
6t = 0 + 7t
6t = 7t

Solving
6t = 7t

Solving for variable 't'.

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

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

Combine like terms: 6t + -7t = -1t
-1t = 7t + -7t

Combine like terms: 7t + -7t = 0
-1t = 0

Divide each side by '-1'.
t = 0

Simplifying
t = 0

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