3t+21=3(7+t)

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


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

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

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

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

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

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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