7 + X = 2x - 5
7
Solve
3

Answers

Answer 1

Answer:

x=12

Step-by-step explanation:

7+x=2x-5

12=1x

x=12


Related Questions

What is c? 4(c - 3) = 8

Answers

Answer:

4 (c - 3) = 8

4c - 12 = 8

4c = 8 + 12

4c = 20

c = 20 ÷ 4

c = 5

Hope it helps!

PLEASE HELPPPPPPPPPPPPPPPPPPPPPPPPP

Answers

Answer:

Area = 1/2*(19+4)*4

= 46cm²

Step-by-step explanation:

Hope it helps you!

Answer:

19 + 4 = 23

23 x 4 = 92

92 divided by 2 = 46

Step-by-step explanation:

Formula of a trapezoid:

B1 (base 1) + B2 (base 2) x height x 1/2 (basically dividing by 2)

HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP
HELP I NEED HELP ASAP

Answers

Answer:

i think the answer might be C

I think it’s c too. U should check

The following data points represent the number of quesadillas each person at Tobys tacos ate, HELP

Answers

Answer: 1

Step-by-step explanation:

First order from least to greatest find the median wich would be 1 then slpit then split the numbers beyond the right side of 1 and split the split the numbers of the right aside of one. You should have 5 numbers on each side ( rember don’t include median) next find the median of both sides for the left it’s 1/4 and for the right it’s 5/4 subtract them to get 4/4 or the answer 1.

Answer:

Part 1: 0, 0, 1/4, 1/2, 1/2, 1, 1, 1, 5/4, 2, 2.

Part 2: 1 quesadilla.

Step-by-step explanation:

Part 1: The data points given are 0, 0, 1/4, 1/2, 1/2, 1, 1, 1, 5/4, 2, and 2.

The data are already sorted from least to greatest.

Part 2: To get the interquartile range, we must know the first and third quartiles. To find those, we need to know the median of the data.

There are 11 data points, so we can cross out 5 numbers on the left and cross out 5 numbers on the right. That leaves a median of 1.

Since we know the median is 1, we can find the first quartile by finding the median of the following numbers: 0, 0, 1/4, 1/2, 1/2 (any number less than 1). There are five numbers, so cross out two numbers from the left and cross out two numbers from the right. We are left with a first quartile of 1/4.

Now that we have the first quartile, we need to find the third quartile. Since the median was actually the first "1" in the data set, the third quartile will be the median of the numbers to the right of that "1": 1, 1, 5/4, 2, 2. Cross out the leftmost two numbers, and cross out the rightmost two numbers. We are left with a third quartile of 5/4.

Now that we have both the third and first quartiles, we can find the interquartile range! The IQR is calculated by finding the third quartile minus the first quartile. 5/4 - 1/4 = 4/4 = 1.

So, your interquartile range is 1 quesadilla.

Hope this helps!

The ratio of boys to girls in Mr. Smith's class is 3:2. Which statement is correct? Circle all that apply. A For every 3 boys, there are 2 girls. B For every 2 boys, there are 3 girls. С There are exactly 5 students in Mr. Smith's class. D The ratio of the number of boys in the class to the total number of students is 3:5. E The ratio of the number of students in the class to the number of girls is 5 to 2.​

Answers

Answer:

A.

Step-by-step explanation:

The ratio is set as boys to girls in the classroom. For every 3 boys, there are 2 girls in the classroom. This does not mean that there are only 5 people in the class.

Blake snacked on a bag of chips while watching a movie, After the movie 7/8 of the bag remained uneaten. His dog got into the bag later and ate 3/5 of the remaining chips which expression can be used to find the fraction of the original whole bag of chips that Blake's dog ate? A 3/5 - 7/8
B 3/5 x 7/8
C 3/5 + 7/8
D 3/5 ÷ 7/8​

Answers

Answer:

Step-by-step explanation:

_____8x^2+14x+3=0______

Answers

Answer:

x= - [tex]\frac{1}{4}[/tex] ,  x = -  [tex]\frac{3}{2}[/tex]

Step-by-step explanation:

8[tex]x^{2}[/tex]+14x+3=0

(4x+1)(2x+3)

x= - [tex]\frac{1}{4}[/tex] ,  x = -  [tex]\frac{3}{2}[/tex]

Which is bigger 3/8 or 0.25

Answers

Answer:

3/8

Step-by-step explanation:

2/8 is equivalent to 0.25.

3/8 > 2/8

0.25

Hope this helped :T

Choose the three examples that can be measured with volume.
A. the space inside a paper bag
B. the amount of water in a pond
c. the space covered up by a poster
D. the amount of soup a bowl will hold
E. the amount of space on the surface of a table

Answers

The correct answer is letter C

Lemniscate is the shape of what mathematical symbol?

Answers

Answer:

hi

Step-by-step explanation:

i think infinity

have a nice day

Answer:

everything?

Step-by-step explanation:

Find the total surface area of a cuboidal room whose
length ,breadth and height are 9m ,5m and 3m.
respectively.

Answers

Answer:

174cm^2

Step-by-step explanation:

Given data

L=9m

W=5m

H=3m

The formula for the total surface area of a cuboid is

SA=2lw+2lh+2hw

substitute

SA=2*9*5+2*9*3+2*3*5

SA= 90+54+30

SA= 174cm^2

Hence the surface area is 174cm^2

The equation v=129t gives the number of views v for a video after t hours. Identify the independent and dependent variables.

independent variable
dependent variable












































































The equation v=129t gives the number of views v for a video after t hours. Identify the independent and dependent variables.

independent variable
dependent variable


































































































The equation v=129t gives the number of views v for a video after t hours. Identify the independent and dependent variables.

independent variable
dependent variable

















































The equation v=129t gives the number of views v for a video after t hours. Identify the independent and dependent variables.

Answers

Answer: independent=t. dependent=v

Step-by-step explanation:

Help I need help asappp

Answers

Answer:

-32

Step-by-step explanation:

-32/-4 = 32/4 = 8

8 - 5 = 3

3 = g/-4 - 5

-4(3) = -4(g/-4 - 5)

-12 = g + 20

-12 - 20 = g + 20 - 20

g = -32

Simplify
12x3 3 x .

Exponents:

Answers

Answer:

396

Step-by-step explanation:

12 × 33

396

what is
2×3^3 × (6÷3)​

Answers

That is easy use photo math your welcome

Order the list of decimals from least to greatest:.56, .056, .05, .6, .005
PLEASE HELP ASAP

Answers

.056, .005, .05, .6, 56
0.005, 0.05, 0.56 ,0.6

A swimming pool is 17.04 metters wide it is didvided into 8 lanes of equal width for swimming laps.How wide is each lane

Answers

Answer:

each lanes a width of 2.13 meters

Step-by-step explanation:

Total width of swimming pool  = 17.04 meters

Number of lanes the pool is divided into = 8

Now, to find the width of each lane we simply divide the total lane by number of lanes

= 17.04/8 = 2.13 meters

Therefore, each lanes a width of 2.13 meters

Find the area and the circumference of a circle with diameter 5 cm.
Use the value 3.14 for it, and do not round your answers. Be sure to include the correct units in your answers.

Answers


The Circumference of the circle is
15.7

and Area is
19.625

Is the following number rational or irrational?
7.11

Answers

Answer:

7.11 is a rational number, because it is a terminated decimal and can be expressed as a fraction.

Answer:

Rational

Step-by-step explanation:

7.11 contains a non-continuous decimal unlike pi or 1/3

En cierta ocasión a Verónica le ofrecieron en su trabajo un aumento de 15 % en su salario mensual base, el cual era de $11 000.00, entonces me pidió que si le podía ayudar a determinar cuánto dinero le iban a aumentar. ¿Ya sabes cómo ayudar a Verónica?

Answers

Answer:

$12,650

No

Step-by-step explanation:

The computation of the increase in salary is shown below:

GIven that

The salary is $11,000

And, the increment percentage is 15%

So based on the above information

The salary after increment is

= $11,000 + $11,000 × 15%

= $11,000 + $1,650

= $12,650

No we dont know how to help veronica

Four friends are taking an online course on coding. They can complete the course at their own pace. The table below shows their progress
Student
Course Completion
Stacy
0.4
Jalen
3 를
April
58%
Matthew
Which shows the students in order of completion from greatest to least?
April, Matthew, Stacy, Jalen
• Matthew, Jalen, April, Stacy
O Jalen, Matthew, Stacy April
O Stacy, April, Jalen, Matthew

Answers

Step-by-step explanation:

What was Matthew's score?

4 Andrew has three gift boxes with different volumes. He wants to label them

Large, Medium, and Small based on their volumes. Write the appropriate label,

Large, Medium, or Small, under each of the boxes.

[not drawn to scale)

6 ft

-------

12 ft

Answers

Answer:

BOX 3 = large

Box 2 = medium

Box 1 = small

Step-by-step explanation:

Dimensions given are in the picture :

Volume = Length * width * height

BOX 1 = with dimension :

12 by 1 1/4 by 3 1/2

Volume = 12 * 1.25 * 3.5 = 8.75 ft³

BOX 2 =

6 * 4 * 0.75 = 18 ft³

BOX 3 :

3.25 * 3. 25 * 3.25 = 34.32 ft³

Answer:

large, small, medium

Step-by-step explanation:

Find the price of a $50 item after a 20% discount

Answers

20% = 0.20
50 * 0.20 = $10 discount
50 - 10 = 40

The price after 20% discount is $40

Answer:

$40

Step-by-step explanation:

helpppppppppppppppppp

Answers

Answer:

5/8 is the answer

Answer:

5/8

Step-by-step explanation:

7/8-3/4+1/2

write all numerators above LCD 8

7-6+4 all over 8

^^ = 5 and bring down our 8 so

7/8-3/4+1/2=5/8

For a month, a parent offers to increase her son's allowance by $4 each week. If he earned $9 the first week, how much will he earn in the 3rd week?

Answers

Answer:

17.00

Step-by-step explanation:

9+4+4=17

A rectangular field has a perimeter of 100 feet. Its length is 20 feet longer than its width.
What are the dimensions of the field?
O A. 15 feet by 35 feet
O B. 20 feet by 30 feet
O c. 35 feet by 55 feet
O
D. 40 feet by 60 feet

Answers

Answer:

A. 15 feet by 35.

Step-by-step explanation:

According to this word problem, the rectangular field has a perimeter of 100 feet.

The formula for perimeter of a rectangle is side + side + side + side.

A rectangle has two pairs of equal sides and four sides.

So, the equation to represent the perimeter would be:

15 + 35 + 15 + 35 = 100.

Now, we must answer the second part of the question.

"The length is 20 feet longer than its width."

The width is 15.

15 + 20 = 35.

35 is twenty feet longer than 15.

Therefore, the dimensions of the field are 15 feet by 35 feet.

PLEASE HELP NO LINKS NO STEALING POINTS!!

Answers

Line 1 = 1/4

Line 2 = -4

Line 3 = -1/3

[graph attached, red is line 1, blue is line 2, and green is line 3]

If 16*x=1/64, find the value of x

Answers

Answer:

I think it is x=1/1024 not sure but try it

Answer:

x = - [tex]\frac{3}{2}[/tex]

Step-by-step explanation:

Assuming you mean

[tex]16^{x}[/tex] = [tex]\frac{1}{64}[/tex]

note that 16 = 4² and 64 = 4³ , so

[tex](4^{2} )^{x}[/tex] = [tex]\frac{1}{4^{3} }[/tex]

[tex]4^{2x}[/tex] = [tex]4^{-3}[/tex]

Since the bases on both sides are equal, both 4, then equate exponents

2x = - 3 ( divide both sides by 2 )

x = - [tex]\frac{3}{2}[/tex] ( = - 1.5 )

Joan’s parents deposited $2,000 into a savings account as a college fund when she was born. How much will Joan have in total in this account after 18 years at a yearly simple interest rate of 3.25%?

Answers

Answer:

1170.

Step-by-step explanation:

.0325 x 18 = 0.585

0.585 x 2000 = 1170.

3y+10= -5x and 5-2x=5y
have to solve with elimination or substitution please help I don't get how

Answers

Answer:

Answers In Images Below \/

Step-by-step explanation:

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