Going against the current, a boat takes 7 hours to make a 120 mile trip. When the boat travels with the current on the return tr
1 answer:
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The cost of one rose bush is $2 and one day lily is $10.
Step-by-step explanation:
Let,
Cost of one rose bush = x
Cost of one day lily = y
According to given statement;
7x+6y=74 Eqn 1
7x+y=24 Eqn 2
Subtracting Eqn 2 from Eqn 1
Dividing both sides by 5
Putting y=10 in Eqn 1
Dividing both sides by 7
The cost of one rose bush is $2 and one day lily is $10.
Keywords: linear equation, elimination method
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