-3(2t+5)=-21

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Solution for -3(2t+5)=-21 equation:


Simplifying
-3(2t + 5) = -21

Reorder the terms:
-3(5 + 2t) = -21
(5 * -3 + 2t * -3) = -21
(-15 + -6t) = -21

Solving
-15 + -6t = -21

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 + -6t = -21 + 15

Combine like terms: -15 + 15 = 0
0 + -6t = -21 + 15
-6t = -21 + 15

Combine like terms: -21 + 15 = -6
-6t = -6

Divide each side by '-6'.
t = 1

Simplifying
t = 1

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