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Musya8 [376]
3 years ago
12

1) 5÷4=25÷y

Mathematics
1 answer:
emmasim [6.3K]3 years ago
5 0
1) \frac{5}{4}= \frac{25}{y} 

5y=100
y=20

2) \frac{x}{0.6} =  \frac{9}{0.5}
\frac{10x}{6} =  \frac{90}{5}
50x=540
x=10.8

3) 2x=12
x=6

4) x-7+x
2x-7

5) x-x+4=4

If you need explanation just ask.

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For a LOT OF POINTS answer this question.
klasskru [66]

Answer:

Step 2 has the error

1. The whole number (20) was left out

2. Adding different signs, we subtract and retain the sign from the larger number

Correction:

Step 2: 20 - 17x = 34x + 60

Step 3: -17x -34x = 60 - 20

Step 4: -51x = 40

Step 5: x = 40/-51

4 0
3 years ago
Read 2 more answers
There are mangoes and oranges in a basket in the ratio 7: 11. If the total number of fruits is 720, then how many mangoes are th
lbvjy [14]

Answer:

280 mangoes

Step-by-step explanation:

sum the parts of the ratio, 7 + 11 = 18 parts

Divide the total by 18 to find the value of one part of the ratio.

720 ÷ 18 = 40 ← value of 1 part of the ratio , then

7 × 40 = 280 ← number of mangoes

8 0
2 years ago
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Will mark Brainlyest
Dima020 [189]

Answer:

10

Step-by-step explanation:

10 workers working 2 hours a day is 2*10=20 work hours per day

2 workers working 5 hours a day is 2 *5=10 work hours per day

Per day 1/2 as many work hours so will take 2 times as long.

5*2 = 10 days

7 0
3 years ago
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If (a,-3) is a point in the graph of y=x^2+4 what is a?
netineya [11]

Answer:

A would be 13

So the full point would be (13,-3)

5 0
3 years ago
Helpppppppp asap 89points
Lynna [10]

Answer:

the answer for the first is the second one

and the answer for the second is 9>6

Step-by-step explanation:

9 is greater than (>) six

and when plotted you can see that 9 is to the right of -6

hope i helped!

7 0
2 years ago
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