$MathMaster logo$

MathMaster

Home
general
6b 6 4 3b 27 12 solve proportion

Question

6b-6/-4 =3b+27/-12 Solve proportion

283

likes

1413 views

Answer to a math question 6b-6/-4 =3b+27/-12 Solve proportion

$Expert avatar$

4.7

114 Answers

$(6b-6)(-12)=(-4)(3b+27)$

$-12(6b-6)=-4(3b+27)$

$-72b+72=-12b-108$

$-72b=-12b-180$

$-60b=-180$

$b=3$

Frequently asked questions (FAQs)

What is the scalar product of vector A = (3, -4) and vector B = (-2, 5)?

+

How many ways can you choose 3 different fruits from a set of 6 fruits?

+

What is the graph of the function f(x) = 3^x for x ≤ 5? Describe the direction, y-intercept, and any horizontal asymptotes.

+

New questions in Mathematics

5 . {2/5 + [ (8/-9) - (1/-7) + (-2/5) ] ÷ (2/-5)} . 8/15

calculate the following vector based on its base vectors a= -18i,26j

Since one of the three integers whose product is (-60) is (+4), write the values that two integers can take.

Use the digits of 1,9,2,3 to come up with all the numbers 98 and 95

For a temperature range between -3 degrees Celsius to 5 degrees Celsius, what is the temperature range in degrees Farenheight

If L (-2, -5) reflected across y = -4. What are the coordinates of L?

5 people can complete a task in 72 hours. How many people are needed to complete the task in 60 hours.

Pedro had 80% of the amount needed to buy a game. Of this amount, you spent 15% on a watch and therefore, you will need to add another R$640.00 to purchase this game. Is the value of the game?

According to a survey in a country 27% of adults do not own a credit card suppose a simple random sample of 800 adults is obtained . Describe the sampling distribution of P hat , the sample proportion of adults who do not own a credit card

User Before the election, a poll of 60 voters found the proportion who support the Green candidate to be 25%. Calculate the 90% confidence interval for the population parameter. (Give your answers as a PERCENTAGE rounded to TWO DECIMAL PLACES: exclude any trailing zeros and DO NOT INSERT THE % SIGN) Give the lower limit of the 90% confidence interval Give the upper limit of the 90% confidence interval

In an audience of 4000 people, 2 people are chosen, at random, to appear on stage. How many ways can the people be chosen?

Solve equations by equalization method X-8=-2y 2x+y=7

A bag has 4 green lollipops, 3 white lollipops, and 1 black lollipop. What is the probability of drawing a white lollipop?

A company has had the following data for two consecutive years. Total, asset item 3,100,500 euros 3,300,550 euros. Net amount of business figures 4,755,250 euros /5,100 euros Average number of workers employed during the year 64/70 You can present a balance sheet in an abbreviated form

did an analysis of dropout from the nursing faculty at the Universidad Veracruzana. With a poblation of 122 students, it turned out that according to the gender data, the female sex predominates with 82%, and the male sex male is found with 12%. The main factors why students drop out are, first of all, "Not "re-enrolled" at 49%, second place "Personal reasons" at 20%, third place "change of school" in 11%, "lack of documents" and "economic reasons" in 7%, change of residence and lack of social service in 3%. Of this sample, how many students dropped out for other reasons?

question 1 Consider a sample space S, and two events A and B such that P(A ∩ B) = 0.2, P(A ∪ B) = 0.6, P(B ∪ ̄A) = 0.8 (a) [0.5 points] Calculate P (A). (b) [0.5 points] Calculate P (B)

A rectangular swimming pool has a length of 14 feet, a width of 26 feet and a depth of 5 feet. Round answers to the nearest hundredth as needed. (a) How many cubic feet of water can the pool hold? cubic feet (b) The manufacturer suggests filling the pool to 95% capacity. How many cubic feet of water is this? cubic feet

The car with an irresponsible driver starts to brake when it goes through a red light. When passing the traffic light, he does so at a speed of 115 kph in the right lane. Further ahead, 70 meters from the traffic light, a child is crossing the street and falls. If the effect of the car's brakes is equivalent to a deceleration of magnitude 5.7m/s². Is the child hit by the car or not? How far from the traffic light does the car stop?