77.5=7k+4

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Solution for 77.5=7k+4 equation: 


Simplifying
77.5 = 7k + 4

Reorder the terms:
77.5 = 4 + 7k

Solving
77.5 = 4 + 7k

Solving for variable 'k'.

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

Add '-7k' to each side of the equation.
77.5 + -7k = 4 + 7k + -7k

Combine like terms: 7k + -7k = 0
77.5 + -7k = 4 + 0
77.5 + -7k = 4

Add '-77.5' to each side of the equation.
77.5 + -77.5 + -7k = 4 + -77.5

Combine like terms: 77.5 + -77.5 = 0.0
0.0 + -7k = 4 + -77.5
-7k = 4 + -77.5

Combine like terms: 4 + -77.5 = -73.5
-7k = -73.5

Divide each side by '-7'.
k = 10.5

Simplifying
k = 10.5

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