Answer:
9) p = 48
10) a = 3.6
Step-by-step explanation:
9) p/8 + 3 = 9
p/8 = 6
p = 48
10) 12a/4 + 18/3 = 20.4
4a + 6 = 20.4
4a = 14.4
a = 3.6
Answer: $20.9
Step-by-step explanation:
Original price= $38
Discount= 45% of 38
=45/100 × 38
= $17.1
Sales price= Original price - discount= 38-17.1 =$20.9
Answer:
I believe its -7/5 unless they want -7/-5
Step-by-step explanation:
(4,3) (-1,-4)
X1,y1 x2,y2
And it should be
Y2-y1
X2-x1
-4-3 = -7
Over
-1-4 = -5
So -7/5 or -7/-5 whatever your teacher perfers
Hope this helps
Answer:
Area of the gym floor = 100.8 square meters
Step-by-step explanation:
Area of the gym floor = Area of rectangle A + Area of rectangle B - Area of the overlap
Area of rectangle A = 105 square meters
Area of rectangle B = 8.4 square meters
Area of the overlap = 
= 
= 12.6 square meters
Area of the gym floor = 105 + 8.4 - 12.6
= 100.8 square meters
Therefore, area of the gym floor is 100.8 square meters.
Answer:
a) 3 gallons
b) 20 scoops
Step-by-step explanation:
Ratio values can be multiplied by a suitable constant to obtain an equivalent ratio.
You have ...
scoops : gallons = 4 : 1 = 12 : 3 = 20 : 5
a) 3 gallons of water should be used with 12 scoops of mix
b) 20 scoops of mix should be used with 5 gallons of water
