Answer:
D
Step-by-step explanation:
x + 87 = 80
x = -7
87-7 = 80
Answer:
The sum of the length of any two sides must be greater than the length of the third side, so the given lengths do not form a right triangle.
A. A car driving on the freeway. Because it is moving
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Let's write the total of gallons in improper fraction:
Step 1: Multiply the denominator by the whole number
6 × 5 = 30
Step 2: Add the answer from Step 1 to the numerator
30 + 1 = 31
Step 3: Write answer from Step 2 over the denominator
5 1/6 = 31 / 6
Let's divide the total gallons by what she used each hour to get the number of hours:

Let convert the improper fraction to mixed number:
93/10 = 9 3/10
<h2>She was driven a total of 9 3/10 hours</h2>