Can someone help me with #6?
1 answer:
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Answer:
A soda costed $3.50.
Step-by-step explanation:
<u>Step 1)</u> We know that a slice of pizza and a soda costs $9 (from Kate's order). With a burger added (Billy's order) it would cost $13.50.
So a burger would cost <em>$4.50</em>:
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<u>Step 2)</u> We also know a burger and a soda costs $8. So we subtract the cost of the burger from Louis' order to find the cost of the soda:
Cost of soda: