Answer:
m-9
Step-by-step explanation:
m represents how much cards he used to have he gave away 9 so u subtract
First, subtract k from both sides. That means c - k is in the left side and 3x is on the right. Then, divide by 3 on both sides. So, the answer is x = (c - k) / 3.
Answer:
20
Step-by-step explanation:
260/13=20
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96+80= (100-4)+(100-20)
= 200-24
=174
Answer:
D. (-2, -6) and (5,15)
Step-by-step explanation:
When you set the equations together, you get x^2-3x-10. You then set this equation equal to zero and get (x-5)(x+2) or x=-2 and x=5. Then, plug these x-values into each equation to get your y-values.