3 years ago

Solve equation 9x^2+7x=3

Mathematics

1 answer:

Nonamiya [84]3 years ago

3 0

I’m not for sure but if I had to guess I would say 115

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Sanjeev ate 1/6 of cake he gave to his frend the remainder 1/5 how much did he keep

liq [111]

Step-by-step explanation:

$= 1 - ( \frac{1}{6} + \frac{1}{5} )$

$= 1 - ( \frac{5}{30} + \frac{6}{30} )$

$= 1 - \frac{11}{30}$

$= \frac{30}{30} - \frac{11}{30}$

$= \frac{19}{30}$

So, he keeps $\frac{19}{30}$

8 0

2 years ago

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The value of y varies directly with x. When y = 0.3, x = 1 . What is the value of y when x is 35? 5 A 52.5 B 1.5 C 10 D 15

IceJOKER [234]

Answer:

Step-by-step explanation:

4 0

2 years ago

11(k-1) 7(k-y) help fast ASAP IM STUCK PLESEE ALSO NEED TO SHOW WORK

gayaneshka [121]

Answer:

y=- $\frac{4k-11}{7}$

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3 years ago

The length of a rectangular kitchen floor is 8 feet longer than w, its width. Which expression represents the area of the floor?

Nookie1986 [14]

Answer:

see below

Step-by-step explanation:

We can write the length as w + 8 and since area is length * width our answer is w * (w + 8) = w² + 8w.

7 0

3 years ago

I'm not sure if D is right

Rzqust [24]

Ratio and proportion

height :legnth of shadow=56:49 (man's shadow)
we assume the ratio is the same for the tower thing (obelisk)

so
56:49=x:28
conver tto fraction
56/49=x/28
times both sides by 28
1568/49=x
32=x
answer is 32ft

5 0

3 years ago