Each hamburger costs $2.00, and the delivery free is a flat $5.00 no matter how many hamburgers he orders. If toms order came to
2 answers:
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Quadratic formula since this trinomial is not factorable.
Answer:
57 children
54 adults
Step-by-step explanation:
Let's call x the number of children admitted and call z the number of adults admitted.
Then we know that:
We also know that:
We want to find the value of x and z. Then we solve the system of equations:
-Multiplay the first equation by -4 and add it to the second equation:
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Now we substitute the value of x in the first equation and solve for the variable z