SOLUTION: Find the number of Calories in an orange and in a peach. 1. An orange has 30 Calories more than a peach. 2. Thirteen peaches have as many Calories as 7 oranges.

Question 107603: Find the number of Calories in an orange and in a peach.
1. An orange has 30 Calories more than a peach.
2. Thirteen peaches have as many Calories as 7 oranges.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Let's use o for the number of calories in an orange, and p for the number of calories in a peach.

We are given that and

Eq 1)
Eq 2)

Multiply Eq 1) by -7

Eq 3)

Now add Eq 2) and Eq 3) term by term to eliminate the o term.

Check:

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