7(t+42)=3(t+126)

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Solution for 7(t+42)=3(t+126) equation:


Simplifying
7(t + 42) = 3(t + 126)

Reorder the terms:
7(42 + t) = 3(t + 126)
(42 * 7 + t * 7) = 3(t + 126)
(294 + 7t) = 3(t + 126)

Reorder the terms:
294 + 7t = 3(126 + t)
294 + 7t = (126 * 3 + t * 3)
294 + 7t = (378 + 3t)

Solving
294 + 7t = 378 + 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.
294 + 7t + -3t = 378 + 3t + -3t

Combine like terms: 7t + -3t = 4t
294 + 4t = 378 + 3t + -3t

Combine like terms: 3t + -3t = 0
294 + 4t = 378 + 0
294 + 4t = 378

Add '-294' to each side of the equation.
294 + -294 + 4t = 378 + -294

Combine like terms: 294 + -294 = 0
0 + 4t = 378 + -294
4t = 378 + -294

Combine like terms: 378 + -294 = 84
4t = 84

Divide each side by '4'.
t = 21

Simplifying
t = 21

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