Answer:
140 ways
Step-by-step explanation:
4 x 5 x 7 = 140
Answer:
x = 80
Step-by-step explanation:
Total = 360
90 + 50 + 90 + 50 = 280
360 -280 = 80
It means that the solution to the system of a chromogen is the Y-intercept
79% = 0.79= 79/100
(not sure if this is what you meant?)
Answer: 2 = 28 (72+28 = 90)
Step-by-step explanation:
no picture attached, if it is a right angle angle 2 = 28 (72+28 = 90)