77=7(t-78)

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Solution for 77=7(t-78) equation: 


Simplifying
77 = 7(t + -78)

Reorder the terms:
77 = 7(-78 + t)
77 = (-78 * 7 + t * 7)
77 = (-546 + 7t)

Solving
77 = -546 + 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 = -546 + 7t + -7t

Combine like terms: 7t + -7t = 0
77 + -7t = -546 + 0
77 + -7t = -546

Add '-77' to each side of the equation.
77 + -77 + -7t = -546 + -77

Combine like terms: 77 + -77 = 0
0 + -7t = -546 + -77
-7t = -546 + -77

Combine like terms: -546 + -77 = -623
-7t = -623

Divide each side by '-7'.
t = 89

Simplifying
t = 89

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