9t-7=16t-21

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Solution for 9t-7=16t-21 equation:


Simplifying
9t + -7 = 16t + -21

Reorder the terms:
-7 + 9t = 16t + -21

Reorder the terms:
-7 + 9t = -21 + 16t

Solving
-7 + 9t = -21 + 16t

Solving for variable 't'.

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

Add '-16t' to each side of the equation.
-7 + 9t + -16t = -21 + 16t + -16t

Combine like terms: 9t + -16t = -7t
-7 + -7t = -21 + 16t + -16t

Combine like terms: 16t + -16t = 0
-7 + -7t = -21 + 0
-7 + -7t = -21

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

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

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

Divide each side by '-7'.
t = 2

Simplifying
t = 2

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