10=0.8k+3

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Solution for 10=0.8k+3 equation: 


Simplifying
10 = 0.8k + 3

Reorder the terms:
10 = 3 + 0.8k

Solving
10 = 3 + 0.8k

Solving for variable 'k'.

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

Add '-0.8k' to each side of the equation.
10 + -0.8k = 3 + 0.8k + -0.8k

Combine like terms: 0.8k + -0.8k = 0.0
10 + -0.8k = 3 + 0.0
10 + -0.8k = 3

Add '-10' to each side of the equation.
10 + -10 + -0.8k = 3 + -10

Combine like terms: 10 + -10 = 0
0 + -0.8k = 3 + -10
-0.8k = 3 + -10

Combine like terms: 3 + -10 = -7
-0.8k = -7

Divide each side by '-0.8'.
k = 8.75

Simplifying
k = 8.75

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