7t+4=21+3t

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Solution for 7t+4=21+3t equation:


Simplifying
7t + 4 = 21 + 3t

Reorder the terms:
4 + 7t = 21 + 3t

Solving
4 + 7t = 21 + 3t

Solving for variable 't'.

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

Add '-3t' to each side of the equation.
4 + 7t + -3t = 21 + 3t + -3t

Combine like terms: 7t + -3t = 4t
4 + 4t = 21 + 3t + -3t

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

Add '-4' to each side of the equation.
4 + -4 + 4t = 21 + -4

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

Combine like terms: 21 + -4 = 17
4t = 17

Divide each side by '4'.
t = 4.25

Simplifying
t = 4.25

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