3(t+5)-t=-7

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Solution for 3(t+5)-t=-7 equation:


Simplifying
3(t + 5) + -1t = -7

Reorder the terms:
3(5 + t) + -1t = -7
(5 * 3 + t * 3) + -1t = -7
(15 + 3t) + -1t = -7

Combine like terms: 3t + -1t = 2t
15 + 2t = -7

Solving
15 + 2t = -7

Solving for variable 't'.

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

Add '-15' to each side of the equation.
15 + -15 + 2t = -7 + -15

Combine like terms: 15 + -15 = 0
0 + 2t = -7 + -15
2t = -7 + -15

Combine like terms: -7 + -15 = -22
2t = -22

Divide each side by '2'.
t = -11

Simplifying
t = -11

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