Question: Solve each problem. If y varies directly as x, and y = 9 when x = 30, find y when x = 40.

Solve each problem.

If y varies directly as x, and y = 9 when x = 30, find y when x = 40.

Step by Step Solution

★★★★★

3.32 Rating (158 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

Step 1 y kx Step 2 Substitu... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related College Algebra Questions!

Q:

The 3-lb uniform rod BD is connected to crank AB and to a collar of negligible weight. A couple (not shown) is applied to crank AB causing it to rotate with an angular velocity of 12 rad/s...

Q:

(a) If y varies directly as x and the constant of proportionality is 2, does x vary directly or inversely as y? (b) Give the new constant of proportionality as x varies directly as y.

Q:

Work each problem. What happens to y if y varies directly as x, and x is halved?

Q:

Fill in the blank(s) to correctly complete each sentence, or answer the question as appropriate. For k > 0, if y varies directly as x, then when x increases, y______, and when x decreases, y_______.

Q:

D Question 26 3.33 pts Solve the problem. If m varies directly as p, and m = 24 when p = 3, find m when p is 4. O 16 O 64 O 32D Question 27 3.33 pts Solve the problem. Round to the nearest tenth...

Q:

Suppose that y varies directly as x and y = -9 when x = 3. Find the value of x when y = 18

Q:

APPLY: Solve the following. Provide complete solutions. 1. If y varies directly as x, and x = 13 when y = 26, find x if y= 31. 2. y varies directly as the cube of x. If y = 243 when x = 3, find y if...

Q:

multiple question I need to knowthe stepsto getting to the answers; Given f(x) = -8 and g(x) = 5x+9, find the Product, if fg)(x) which way do I go from here??? Then theseequationsof direct and...

Q:

Solve each problem. If x varies directly as y, and x = 9 when y = 3, find x when y = 12.

Q:

Solve each problem. If x varies directly as y, and x = 10 when y = 7, find y when x = 50.

Q:

I need help with this problem pleaseeee y varies directly as x and inversely as the square of z. y = 30 when x = 27 and z = 3. Find y when x = 2 and z = 4

Q:

2. Differentiate from first principles f(x) = 1/r.

Q:

Jolie Company owns equipment with a cost of $400,000 and accumulated depreciation of $260,000. Required: Prepare the journal entry to record the disposal of the equipment on April 9 assuming: 1....

Q:

Assigning Direct Labor Costs to Jobs TAC Industries Inc. sells heavy equipment to large corporations and federal, state, and local governments. Corporate sales are the result of a competitive bidding...

Q:

1. Define strategy.

Q:

Determine if f is odd, even, or neither. f(x) = x = x

Q:

Compare the average rates of change from 1 to 3/2 for f(x)= x, g(x) = x 2 , and h(x) = x 3 .

Q:

Determine if f is odd, even, or neither. f(x) = 3x - 1

Q:

Question 1 Suppose a voluntary retirement annuity scheme is launched for 65-year-old people. If a lump- sum premium of $1,000,000 is paid, the annuitant will receive $5,800 at the end of every month....

Q:

Stat 4.2 Medidas de posicion relativa (Valor: 38 puntos) Instrucciones: En esta tarea, se trabajara con las medidas de posicion relativa, la regla empirica y el teorema de Chebyshev. Calcularas las...

Q:

Question 3 a) There are 500 students enrolled in statistics course this year. The lecturer takes a random sample of 100 students and found that the proportion of students who attend the online...