91-14=7t+20

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Solution for 91-14=7t+20 equation:


Simplifying
91 + -14 = 7t + 20

Combine like terms: 91 + -14 = 77
77 = 7t + 20

Reorder the terms:
77 = 20 + 7t

Solving
77 = 20 + 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.
77 + -7t = 20 + 7t + -7t

Combine like terms: 7t + -7t = 0
77 + -7t = 20 + 0
77 + -7t = 20

Add '-77' to each side of the equation.
77 + -77 + -7t = 20 + -77

Combine like terms: 77 + -77 = 0
0 + -7t = 20 + -77
-7t = 20 + -77

Combine like terms: 20 + -77 = -57
-7t = -57

Divide each side by '-7'.
t = 8.142857143

Simplifying
t = 8.142857143

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