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lana [24]
3 years ago
9

I don’t really understand this anyone here to help

Mathematics
1 answer:
Troyanec [42]3 years ago
8 0

Answer:

1/10  5    2

20    1     1/20

1/2    1/5  10

Step-by-step explanation:

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Find the area, seventh grade math problem please help
igor_vitrenko [27]

Answer:

78 ft²

Step-by-step explanation:

A=\frac{a+b}{2} h

A=\frac{11+15}{2}6

78

6 0
3 years ago
How many gallons of a 60% antifreeze solution must be mixed with 70 gallons of 20% antifreeze to get a misture that is 50% antif
Komok [63]

Answer:

<h2>210 gaL 60 % Antifreeze II</h2>

Step-by-step explanation:

In the problem, there are two types of antifreeze

antifreeze I and

antifreeze II

antifreeeze I 20 ----70 gal

Antifreeze II 60 ----- x gal

Total 50 ---------------- (70 + x ) gal

20*70+60*x=50(70+x)

1400+60x=3500+50x

60x-50x=3500-1400

10x=2100

x= 210

x=210 gaL 60 % Antifreeze II

4 0
3 years ago
Find an equation for the line that passes through the points (-6, 3) and (6, -6).
MrRissso [65]
Slope=-9/12 = -3/4

y=mx+b y=-3/4x+b

3=-3/4(-6)+b

b=3+9/2=7.5

Equation is y=-0.75x+7.5
7 0
2 years ago
Read 2 more answers
A zip line starts on a platform that is 404040 meters above the ground. The anchor for the zip line is 198198198 horizontal mete
lubasha [3.4K]

Answer:

I don't know if you mean 4000 and 1980 meters but the answer is they are 3120.

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
–4.36 − 1.6g + 7.4 = 0.3g + 6.46
Art [367]

Answer:

g = 10.82

_______ or 5.694736842105263

-1.9

Step-by-step explanation:

- 1.6g - 0.3g = 6.46 + 4.36

-1.9g = 10.82

g = 10.82

_____

-1.9

5 0
3 years ago
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