Answer:
1 and 3
Step-by-step explanation:
option 4 isn’t correct because you can’t combine 5 and 2x. You could if the 5 had an x too
the last one isn’t correct because you aren’t substituting anything
the second isn’t correct because you aren’t combining them all together. You are only combining the ones that are like-terms
Answer:
-10y
Step-by-step explanation:
Answer: 4,450
Step-by-step explanation: you multiply whatever condiment you need by 10 since thats the amount of pizzas being made
It is not, because the former is a product and the latter is addition.
Answer:
- a) AB = 10 units
- b) Midpoint is (2, 6)
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<h3 /><h3>Given</h3>
- Points A( - 1, 10) and B(5, 2)
<h3>To find</h3>
- a) The length of AB
- b) The midpoint of AB
<h3>Solution</h3>
a) Use the distance formula:

Substitute the coordinates and calculate:

The distance is AB = 10 units
b) Use midpoint formula and find x and y- coordinates of this point:
and 
Substitute coordinates and find the midpoint:
and 
The midpoint is (2, 6)