Answer:
(1/2), (3/2)
Step-by-step explanation:
midpoint fomula
(x1+x2)/ 2, (y1+y2)/2
(5-4)= 1 1/2 = (1/2)
(-1+4)=3 3/2=(3/2)
Answer:
1. Yes
2. Yes
3. Yes
4. No
Step-by-step explanation:
Answer: 
Step-by-step explanation:
Let be "x" the original volume of the solution (in milliliters) before the acid was added and "y" the volume of the solution (in milliliters) after the addition of the acid.
Set up a system of equations:

Applying the Substitution Method, you can substitute the second equation into the first equation and then solve for "x":
Hello!
<u><em>Answer: ⇒⇒⇒⇒⇒⇒⇒ =54</em></u>
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Step-by-step explanation:
First you had to convert element to fraction.

Then you had to cross out by the common factor of 3.

Multiply by the fraction.

Multiply by the number.


Again multiply by the number.


Apply rule.

54 is the right answer.
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Hope this helps!
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Have a great day!
-Charlie
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Answer:
d
Step-by-step explanation: