-7(2t+1)=-21

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Solution for -7(2t+1)=-21 equation: 


Simplifying
-7(2t + 1) = -21

Reorder the terms:
-7(1 + 2t) = -21
(1 * -7 + 2t * -7) = -21
(-7 + -14t) = -21

Solving
-7 + -14t = -21

Solving for variable 't'.

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

Add '7' to each side of the equation.
-7 + 7 + -14t = -21 + 7

Combine like terms: -7 + 7 = 0
0 + -14t = -21 + 7
-14t = -21 + 7

Combine like terms: -21 + 7 = -14
-14t = -14

Divide each side by '-14'.
t = 1

Simplifying
t = 1

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