Answer:
look at the explanantion <33
Step-by-step explanation:
so negative numbers are basically numbers with minus signs in front of them. So when you add a negative number, its basically like subtracting a number. so by adding negative three, youre subtacting 3.
6-3 is 3. does that make sense?
I think the answer is the second one
Answer:
The shortest side is 20 feet, the second side is 24 feet and the third side is 36 feet.
Step-by-step explanation:
Assuming that the shortest side of this triangle has a length of "x" feet, then one side is "x + 4" feet and the third is "2*x - 4" feet. Since the perimeter of the deck is 80 feet, then the sum of the length of these sides should be equal to that.

The shortest side is 20 feet, the second side is 24 feet and the third side is 36 feet.
$9,900
10% off of 10,000 is 9,000
10% more than 9,000 is 9,900
Answer:
-14
Step-by-step explanation:
Multiply the is together. Multiply the j's together. Add the answer. The answer is a scalar.
(7 × -2) + (5 × 0)
= -14