2 years ago

The value of y varies directly with x. If x = 3, then y = 21. What is the value of x when y = 105?

1 answer:

Bumek [7]2 years ago

3 0

Answer:

Step-by-step explanation:

$y \alpha x \\ \frac{y}{x} = k \\ \frac{21}{3} = \frac{105}{x} \\ x = 15$

You might be interested in

nirvana33 [79]

Answer:

1/8 1.25

Step-by-step explanation:

3 0

3 years ago

alexandr402 [8]

There is no solution

8 0

3 years ago

Dmitry [639]

Answer:

125

Step-by-step explanation:

Divide 50 by the 4 acres which is 12.5, then times 12.5 by 10 acres.

7 0

2 years ago

Lunna [17]

Answer:7 + 11x

Step-by-step explanation: you add your letter and number that were in the brackets the since 7 has no number the equation would end and become 7+11x

3 0

2 years ago

sergey [27]

Answer:

Step-by-step explanation:

volume of cuboid = 8* 8 *23

volume of cylinder = pi * 4^2 r* 23

total colume = 2628.11

3 0

3 years ago