Answer;
They are 3 terms
The terms are the numbers and the variables separated by the minus sign and the plus sign
we;retk;tykh'tk';rekw'kr'e
Answer:
<u>Equation: 87 + 91 + 86 + x = 360</u>
<u>Solution: 264 + x = 360</u>
<u>x = 360 - 264</u>
<u>x = 96</u>
Step-by-step explanation:
1. Let's review the information given to us to answer the question correctly:
First three Kelsea's test grades : 87, 91 and 86
2. What score must she get on her fourth test to receive at least an A- ?
Define variable: x that represents the grade needed by Kelsea on her fourth test to receive at least an A-
Equation: 87 + 91 + 86 + x = 360
Solution: 264 + x = 360
x = 360 - 264
x = 96
<u>Now you can understand if the previous work you did is correct</u>
By definition, the area of a circle is given by:

Where,
r: radius of the circle.
Substituting the values in the given expression, we have:

Rounding to the nearest tenth we have:
Answer:
Approximately needed: