The answer is: B. x=+_14; c=6
Hope this helps, happy holidays!! :p
Equation for Kelli's earning = 20x + 100
Equation for Karl's earning = 25x + 50
Now, 20x +100 = 25x +50
25x-20x = 100-50
5x = 50
x = 10
So, your answer is 10 hours.
Hope this helps!
% increase = Increase ÷ Original Number × 100.<span>
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Answer:
D
Step-by-step explanation: i believe it is D
