100=7t+9

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Solution for 100=7t+9 equation:


Simplifying
100 = 7t + 9

Reorder the terms:
100 = 9 + 7t

Solving
100 = 9 + 7t

Solving for variable 't'.

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

Add '-7t' to each side of the equation.
100 + -7t = 9 + 7t + -7t

Combine like terms: 7t + -7t = 0
100 + -7t = 9 + 0
100 + -7t = 9

Add '-100' to each side of the equation.
100 + -100 + -7t = 9 + -100

Combine like terms: 100 + -100 = 0
0 + -7t = 9 + -100
-7t = 9 + -100

Combine like terms: 9 + -100 = -91
-7t = -91

Divide each side by '-7'.
t = 13

Simplifying
t = 13

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