Answer:
50
Step-by-step explanation:
50 -10=40-10+20=50
Step-by-step explanation:
slope-intercept form : y = mx + b
m = slope
b = y intercept
y = -5x +8
<span>percent ---------------- quantity
Acid type I 60.00% ---------------- x liters
acid type II 30.00% ------ 60 - x liters
Mixture 40.00% ---------------- 60
Total 60 liters
60.00% x + 30.00% ( 60 - x ) = 40.00% * 60
60 x + 30 ( 60 - x ) = 2400 </span>
Answer:
20
Step-by-step explanation:
360÷18=20
thus ,the polygon have 20 sides
C and d is indubitably correct