Which has a mass of about 10 kilograms? Watermelon Pencil Car Apple
2 answers:
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Answer:
a:
b: 5
c: 8
Step-by-step explanation:
<em>Explanation for a: Making the equations</em>
Assuming h is the amount of half-page ads and f is the amount of full page ads, we can create the equations since the total cost will be 800$, and we have a total of 13 ads.
<em>Explanation for b: Solving for h</em>
We can now solve for one of the variables using elimination. Let’s multiply the expression by -75.
Great! Now let’s add the equations.
Adding these equations, we get
Divide both sides by -35, and we get .
<em>Explanation for c: Solving for f</em>
We can now substitute h inside the equation .
Hope this helped!