Answer:
z=55
Step-by-step explanation:
The two angles form a straight line which is 180 degrees
80 + 2z-10 = 180
Combine line terms
70 +2z = 180
Subtract 70 from each side
70-70 +2z= 180 -70
2z = 110
Divide by 2
2z/2 = 110/2
z = 55
Answer:
The standard form of the quadratic equation is 
Step-by-step explanation:
we know that
The standard form of a quadratic equation is

we have

convert to standard form

I think the answer is .8282
The answer I got was 912.3 Your welcomeee c:
<span>common stock: 8000 cash: 8000 5600
2400 1000
2500
1100
-----------
10400 10200
+200
equip: 5600 notes recv: 6100
revenue: 6100
2400
-------
8500
rent: 1000
wages: 2500
dividends: 1100
-------
4600
-------------------------------
8500
-4600
------
3900 - gross profits</span>