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Elina [12.6K]
2 years ago
10

If B is the midpoint of AC, and AC=8x-20,find BC

Mathematics
1 answer:
Digiron [165]2 years ago
8 0

Answer:

BC = 0.5 * AC

Step-by-step explanation:

Since B is the midpoint

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Please help me, picture below.
Lesechka [4]
The answer is the last one, 8 square root 6 because when factoring out 486 you will get 9 square root 6. When factoring out 24, you will get 2 square root 6 and the 6 is already factored out. After that you add and subtract and you will get the last answer 8 square root 6. Hope that helped.
8 0
3 years ago
When Mya looked out at the store's parking lot, she noticed that for every 4 cars, there were 6 trucks. If there's a total of 22
olasank [31]

Answer:

<h2>88 cars</h2><h2>132 trucks</h2>

Step-by-step explanation:

This is a ratio problem, the ratio of  cars to trucks

for every 4 cars, there are 6 trucks

represented as a ratio we have 4:6

1. how many of them are cars

applying the part to whole strategy we have

4+6 = 10

let cars be x

\frac{4}{10}= \frac{x}{220}  \\\\x= \frac{220*4}{10} \\\\x= 880/10\\\\x= 88 cars

2.  how many of them are trucks?

let trucks be y

\frac{6}{10}= \frac{y}{220}  \\\\x= \frac{220*6}{10} \\\\y= 1320/10 \\\\y= 132 trucks

3 0
3 years ago
9g=56 <br><br> (2 decimal place)
MaRussiya [10]

Answer:

6.2

Step-by-step explanation:

9g=56

9g/9=56/9

g=6.2

5 0
3 years ago
(a) Complete this synthetic division table.<br> -2) 3<br> -1<br> -11<br> 8 7
arlik [135]

Answer:

i didnt understand can you plz explain

3 0
2 years ago
2. There are 207 students in the 9 classes at East Middle School. At this rate, how many
LenaWriter [7]

Answer:

138

students | 46  | 46 | 46 = 138    138/207 = 2/3

Classes |    2   | 4   |   6

Step-by-step explanation:

Pls Give brainliest

Hope this helps :)

- massmaster34

3 0
3 years ago
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