To solve this, you can substitute the second equation into the first.
It becomes 2x-(2x+3)=7
Solve from here!
You get -3=7. Not possible. Therefore there is no solution to this system.
System is inconsistent. Hope this helps.
Answer:
10
Step-by-step explanation:
Here we go!
Slope Formula:

What we know: (-4, -52) and (-1, -22)
Plug in the numbers!

Fix it!

Add

Divide
(negative divided by a negative is a positive!!)
Slope is 10
Hope this helps!
Answer:
You would need to score a 93% to have an average of 90.
Step-by-step explanation:
Well, to check my work you would need to find the average.
So, 93 + 92 + 88 + 87 = 360. Then you divide by four; 360 / 4 = 90. ^^
Answer:
B and C are correct
Step-by-step explanation:
The answer to this problem is B