Answer:
6 + 4 + 6 + 4 = 20
Step-by-step explanation:
Using the end points is very helpful from 1 end point to the other count as much as the squares as possible along the line until it reaches the other endpoint.
Answer:
x = -2
Step-by-step explanation:
(4x + 23)/3 = 5
4x + 23 = 5 × 3
4x + 23 = 15
4x = -8
x = -2
Answer:
0.915 minutes
Step-by-step explanation:
First, take the 9.75 minutes that it takes Alex and the 8.835 minutes it takes Danielle.
Second, line up the numbers annexing zeros as placeholders as needed.
Third, subtract them
9.750
-8.835
-----------
0.915
Answer:
You could use a measurement of 4 centimeters.
The valid range is 2 < x < 8 cms.
Step-by-step explanation:
The third side must either be less than 3+5, that is less than 8 cms and it must be greater than (5-3) = 2 cms. If it is any other length we could not construct a triangle.
I think the answer is 1.2
