The sum of four times a number and 3 is -13. Find the number.

Answers

Answer 1

Answer:

x is equal to -4

Step-by-step explanation:

4x+3= -13

4x/4= -16/4

x= -4


Related Questions

PLEASE HELP! So for this problem I tried multiplying, adding, using square roots, however, my answers were all wrong. How do I solve this problem?

Answers

9514 1404 393

Answer:

  384 square yards

Step-by-step explanation:

The area of a rectangle is given by the formula ...

  A = LW . . . . . where L and W stand for Length and Width

Using the given dimensions, you find the area to be ...

  A = (24 yd)(16 yd) = 24×16 yd² = 384 yd²

The area of the figure is 384 square yards.

A special offer at the grand opening of a new theater has tickets discounted at 8%.
If the tickets sell for $12, how much will you pay after the discount?

Answers

Answer:

you would pay $11.04

Step-by-step explanation:

$12 x .08= .96

$12 - 0.96 = $11.04

Answer:

11.04

Step-by-step explanation:

So, a ticket cost 12$.

We need to find the price when it of 8% off, whihc is tecnically 92% of the orginal price.

Putting this into decimal form:

0.92

So to find this price, we need to multiply the orginal price by the percentage:

12*0.92

0.02*12 is 2*24 adding 2 decimals which equals 0.24

0.9*12 is 12*9 adding 1 deecimal which equals 10.8

Add them together: 0.24+10.8 = 11.04

So 11.04 is our new cost.

Hope this helps!

sum of the arithmetic sequence 8,14,20 if there are 24 terms

Answers

Answer:

1,848

Step-by-step explanation:

Find the arithmetic pattern:

*Arithmetic means addition or subtraction*

To get from 8 to 14, we must add 6.

To get from 14 to 20, we must add 6.

The arithmetic pattern is 6.

List the rest of the terms (24 terms total):

8, 14, 20, 26, 32, 38, 44, 50, 56, 62, 68, 74, 80, 86, 92, 98, 104, 110, 116, 122, 128, 134, 140, 146

Formula:

Sn = n (a1 + an/2)

a1 = first term

an = last term

n = number of terms

Sn = 24 (8 + 146/2)

Sn = 24 (154/2)

Sn = 24 (77)

Sn = 1,848

Answer:

1848

Step-by-step explanation:

a=8

d=14-8=6

n=24

[tex]S_{n}=\frac{n}{2} [2a+(n-1)d]\\S_{24}=\frac{24}{2} [2 \times 8+(24-1)6]\\=12[16+138]\\=12 \times 154\\=1848[/tex]

Need help ASAP! What is the value of X? :)

Answers

Answer:

x = 46

Step-by-step explanation:

Since the angle that is not marked is a vertical angle, is must be the same in each triangle

The sum of each triangle is 180, set them equal and subtract the same angle from each side, this leaves the equation

53+85 = x+92

138 = x+92

138-92 =x

46 =x

Candice cycles 2 kilometers during each trip to work. How many trips will Candice have to
make to cycle a total of 4 kilometers?

Answers

Answer:

2

Step-by-step explanation:

how many minutes are there in 3/4 hours​

Answers

Answer:

45 minutes

Step-by-step explanation:

60 minutes in one hour divided by four will give us 1/4

60/4=15

15*3= 45

45=3/4 of an hour

side lengths and angle measures in similar figures ​

Answers

Step-by-step explanation:

You can see the full detailed explanation in the attached files

The steps in evaluating 8÷(6−4)+32 are:

Answers

36

pemdas rule

paranthesis first

8 ÷ 2 + 32

then division

4 + 32

then addition

36

instructions: Find the slope of the line through the points (6, 16) and \ -6,4) Make sure to simplify fractions and enter your answers with a foward slash (i.e. "/"). If the slope is undefined enter "undefined."

Answers

9514 1404 393

Answer:

  1

Step-by-step explanation:

The slope formula is useful for this.

  m = (y2 -y1)/(x2 -x1)

  m = (4 -16)/(-6 -6) = -12/-12

  m = 1

The slope of the line through the given points is 1.

Find the exact value of cos 30° in simplest form with a rational denominator.

Answers

Answer:

[tex]\cos(30) = \frac{\sqrt3}{2}[/tex]

Step-by-step explanation:

Required

Exact value of [tex]\cos(30)[/tex]

[tex]\cos(30)[/tex] is calculated from an equilateral triangle, divided into with the following dimensions

[tex]Hypotenuse = 6[/tex]

[tex]Adjacent = 3[/tex]

[tex]Opposite = 3\sqrt 3[/tex]

So:

[tex]\cos(30) = \frac{3\sqrt3}{6}[/tex]

[tex]\cos(30) = \frac{\sqrt3}{2}[/tex]

A quality control inspector has drawn a sample of 10 light bulbs from a recent production lot. Suppose 20% of the bulbs in the lot are defective. What is the probability that exactly 6 bulbs from the sample are defective? Round your answer to four decimal places.

Answers

Answer:

33.33 repeating percent.

Step-by-step explanation:

So using the 20 percent, we can guess there will be 2 bulbs that are defective in the sample. So 2/10. But we are guessing there will be 6;6/10. We alreadly know the proablity of that is low. To be exact 2/6 (as they are both over ten we can get rid of that) or 1/3, or 33.333 repeating percent.

Hope this helps!

wright 702,001 in expanded form

Answers

Answer:

700,000 + 2,000 + 1

Step-by-step explanation:

700,000 + 2,000 + 1 is the expanded form

A system of equations that had had no solution is called a(n) ______ system.

Answers

Answer:inconsistent

Step-by-step explanation:

there is no explanation its just vocab

In the accompanying diagram, triangle ABC is similar to triangle RST, BC= 12, AC=15, and ST= 8. Find RT.

Answers

Answer:

10

Step-by-step explanation:

ABC is similar to RST,

so BC is corresponding to ST, and AC is corresponding to RT

BC=12 and ST=8

so the scale factor from RST to ABC is 1.5 and the scale factor from ABC to RST is 2/3 because 12*(2/3) is 8, and 8*1.5 is 12.

now apply this to AC to find RT

AC=15

15*(2/3)=10

10*1.5=15

RT =10

The shorter leg of a right triangle is 5 cm shorter than the longer leg. The hypotenuse is 5 cm longer than the longer leg. Find the side lengths of the triangle.​

Answers

Answer:

suppose

h is hypotenuse

l is longer leg

s is shorter leg

Step-by-step explanation:

l-s=5

l+5-10=s

now solve by linear equation

Question 4 of 10, Step 1 of 1
Correct
How much simple interest would be paid on a loan of $10,140 at 8 % for 5 months? Round your answer to nearest cent. assume 360 days in a year 30 days in a month

Answers

Answer:

338

Step-by-step explanation:

10,140x.08=811.20 annual interest

811.20/360 x 150(5 months)=338

If you know how to solve this, Please answer it. Thank You

The first one to answer the question right, will get Brainlist!

I PROMISE!!!!!​​​

Answers

the answer would be 10

Answer:

x=10

Step-by-step explanation:

If x=4.5 when y is 9, x is always half of  y. x^1 /y^1 = x^2/ y^2

is 1/2 = 1/4

The profit that a local technology company makes, plx), in thousands of dollars, based on the selling price of its tablets, x, in dollars,
is modeled on the graph below.
Tablet Sales
P(x)
30
20
10
-400-300-200-100
100 200 300 4001
-20
For what selling prices of tablets would the company not be in debt?

Answers

Answer:

(100,300)

Step-by-step explanation:

Just did it and got it right.

i need help on number 1

Answers

Answer:

Step-by-step explanation:

area of circle=πr^2

=3.14*5^2

=3.14*25

=78.5 ft^2

What are the year-2 CPI and the rate of inflation from year 1 to year 2 for a basket of goods that costs $25.00 in year 1 and $25.50 in year 2? NEED FAST REALLY IMPORTANT IF CORRECT WILL MARK AS BRAINLIEST

Answers

Answer:

The answer is A, the CPI is 25.50, and the rate of inflation is 2%.

Step-by-step explanation:

I took the test and I know the correct answer. :)

Answer:

E) 102 and 2%

Step-by-step explanation:

How do you use this formula???

Please be specific.

I'll give you brainlist, I PROMISE!

A=P(1+r)^n​

Answers

Answer:

Arithmetic Finance.

Compound interest

Step-by-step explanation:

when you're given the year sequence, principal and rate.

Answer:

Step-by-step explanation:

A = P ( 1 + r)^ n

This formula is used to find the Amount in Compound interest.

P --- Principal - the value we are depositing or taking loan

r - rate of interest

n --- number of years

A- amount that we get after n years or the loan to paid after n years

The table shows a soccer team’s number of wins, losses, and ties. A 2-column table with 3 rows titled Soccer Statistics. Column 1 has entries wins, losses, ties. Column 2 has entries 15, 5, 2. What do the ratios 15:5 and 15:22 represent? 15:5 compares losses to wins and 15:22 compares games to wins. 15:5 compares wins to losses and 15:22 compares wins to games. 15:5 compares wins to losses and 15:22 compares wins to ties. 15:5 compares wins to ties and 15:22 compares wins to games.

Answers

Answer:

The answer is C

Answer:

Step-by-step explanation:

the answer is 15:5 compares wins to losses and 15:22 compares wins to ties. HOPE THIS HELPS

A machine can package 5950 boxes of cereal in 7 hours. how many boxes is the machine packing per hour?

Answers

Answer:

850 boxes per hour hope that helps

Answer: 250 boxes of cereal per hour

Work: All i did was divide the 5950 boxes by the 7 hours. After that, I got the quotient 250.

What is 0.851 rounded to the nearest hundredth?

Answers

Answer: 0.85 hope this helps

Step-by-step explanation: plz mark brainlest

Plz help me at this

Answers

Answer: the answer is about 1,2.

1.the ratio if the weight of an object on mars to its weight in earth is 9 to 25.If a person weighs 160pouns on earth,how much would the person weigh on mars?

Answers

Answer:

57.6 Pounds

Step-by-step explanation:

Weight on Earth = 160 pound

Weight on Mars = (9/25)*160 pound

= 57.6 pounds

A factory that manufactures screws is performing a quality control experiment. Each object should have a length of no more than centimeters. The factory believes that the length of the screws exceeds this value and measures the length of screws. The sample mean screw length was centimeters. The population standard deviation is known to be centimeters.
1. What is the null hypothesis?
2. What is the alternative hypothesis?

Answers

Answer:

a) Null Hypothesis: length of each screw is less than 14 centimeters

b) Alternate Hypothesis: length of each screw is equal to or greater than 14 centimeters

Step-by-step explanation:

Complete question

A factory that manufactures screws is performing a quality control experiment. Each object should have a length of no more than 14 centimeters. The factory believes that the length of the screws exceeds this value and measures the length of screws. The sample mean screw length was centimeters. The population standard deviation is known to be centimeters.

1. What is the null hypothesis?

2. What is the alternative hypothesis?

Solution :

The null hypothesis is basically the problem statement that needs to be tested.

Alternate hypothesis is opposite of that of null hypothesis

a) Null Hypothesis: length of each screw is less than 14 centimeters

b) Alternate Hypothesis: length of each screw is equal to or greater than 14 centimeters

Help with this math image below

Answers

The answer is 'Right'.

Step-by-step explanation:

Sum of angles in a triangle = 180°

Angle C = 180 - 58 - 32

= 90°

90° is defined as a right angle.

Therefore, triangle ABC is classified as a right-angled triangle.

Find the standard form of the equation of the circle with endpoints of a diameter at the points (7,8) and (-3,6). Type the standard form of the equation of this circle​

Answers

Answer:

The equation of the circle is [tex](x - 2)^2 + (y - 7)^2 = 21[/tex]

Step-by-step explanation:

Equation of a circle:

The equation of a circle, with center [tex](x_0,y_0)[/tex] and radius r is given by:

[tex](x - x_0)^2 + (y - y_0)^2 = r^2[/tex]

Distance between two points:

Suppose that we have two points, [tex](x_1,y_1)[/tex] and [tex](x_2,y_2)[/tex]. The distance between them is given by:

[tex]D = \sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]

Diameter at the points (7,8) and (-3,6).

The diameter is the distance between these two points, so:

[tex]D = \sqrt{(-3-7)^2+(6-8)^2} = \sqrt{104}[/tex]

Radius is half the diameter, so:

[tex]r = \frac{\sqrt{104}}{2} = \frac{\sqrt{104}}{\sqrt{4}} = \sqrt{\frac{104}{4}} = \sqrt{21}[/tex]

So

[tex]r^2 = (\sqrt{21})^2 = 21[/tex]

Center:

Midpoint of the diameter, which is the mean of the coordinates. So

[tex]x_0 = \frac{7 - 3}{2} = \frac{4}{2} = 2[/tex]

[tex]y_0 = \frac{8 + 6}{2} = \frac{14}{2} = 7[/tex]

Then

[tex](x - 2)^2 + (y - 7)^2 = 21[/tex]

Solve for x. Round to the nearest tenth, if necessary. 5.5 D 61° х F

Please help​

Answers

Answer:

Step-by-step explanation:

take 61 degree as reference angle

using cos rule

cos 61=adjacent/hypotenuse

0.48=5.5/x

x=5.5/0.48

x=11.45

x=11.5

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