-7t+4(3t+15)=15

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Solution for -7t+4(3t+15)=15 equation:


Simplifying
-7t + 4(3t + 15) = 15

Reorder the terms:
-7t + 4(15 + 3t) = 15
-7t + (15 * 4 + 3t * 4) = 15
-7t + (60 + 12t) = 15

Reorder the terms:
60 + -7t + 12t = 15

Combine like terms: -7t + 12t = 5t
60 + 5t = 15

Solving
60 + 5t = 15

Solving for variable 't'.

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

Add '-60' to each side of the equation.
60 + -60 + 5t = 15 + -60

Combine like terms: 60 + -60 = 0
0 + 5t = 15 + -60
5t = 15 + -60

Combine like terms: 15 + -60 = -45
5t = -45

Divide each side by '5'.
t = -9

Simplifying
t = -9

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