2.5z=10 write and solve equations

Answers

Answer 1

Answer:

z = 4

Step-by-step explanation:

2.5x = 10

divide by 2.5

z = 4

Hope this helped! Have a nice day! Plz mark as brainliest!!!

-XxDeathshotxX


Related Questions

An artist makes paperweights in the shape of square pyramids. The paperweights are filled with yellow sand. How much sand does the artist need to fill this​ paperweight?

Answers

Answer: he needs to mesure

Step-by-step explanation:

3(2x-4)>-12 solve for x?

Answers

Answer:

x > 0

Step-by-step explanation:

6x -12 > -12

6x > -12 +12

6x > 0

x > 0/6

x > 0

what is the ordered pair for -x-4y=-10

Answers

Maybe I’m wrong but I tried... I added 4y to both sides and added -10 + 4y and got -6y and I bring down the -X and divided it by both sides and divided it to the -6y and my answer is -6y

Please help!! asap!!!^^

Answers

Answer:

okayy where is question

Step-by-step explanation:

Write as a sentence 294 added to q is equal to 112

Answers

Answer:

294+q=112

Step-by-step explanation:

If you need the awnser, it is 182. This is because 294-112=q or 182.

HELP !!!!choose the correct fraction for A,B,C,D.

Answers

Step-by-step explanation:

Here, in number lines the fraction are,

A = -4/6 = -2/3

B = -3/6 = -1/2

C = 1/6

D = 5/6

A car is purchase at $20000.The value of the car depreciates at 12.5% a year. What will the value of the car be to the nearest cent after 11 years

Answers

Answer: $4603.82

Step-by-step explanation:

Given

The initial cost of a car is [tex]P=\$20,000[/tex]

The rate of depreciation is [tex]i=12.5\%[/tex]

Depreciated value after n years is given by

[tex]\Rightarrow P(1-\frac{i}{100})^n\quad \text{where n=no. of years}[/tex]

Value after 11 years

[tex]\Rightarrow 20,000(1-\frac{12.5}{100})^{11}\\\\\Rightarrow 20000(0.875)^{11}=\$4603.82[/tex]

In two weeks, your class collected more than 380 cans of food for the annual food drive. In the first week, 145 cans were collected. How many cans c of food were collected in the second week? Write and solve an inequality.


145 + c < 380; c < 235


c + 145 > 380; c > 525


c − 145 ≥ 380; c ≥ 525


145 + c > 380; c > 235

Answers

Answer:

Step-by-step explanation:

145+c>380 subtract 145 from each side

c>235 so the answer is

145+c>380; c>235

Rate of change (-4,6)

Answers

Answer:

The calculation for ROC is simple in that it takes the current value of a stock or index and divides it by the value from an earlier period. Subtract one and multiply the resulting number by 100 to give it a percentage representation.

Step-by-step explanation:

Find the Percent of Change: the number of animals at a shelter went from 20 to 31.

Answers

Answer:

55% change

Step-by-step explanation:

55% of 20 is 11

20 + 11 is 31

55% change for this

use the grid to answer questions 3-5
pls help

Answers

Answer:

3. (6 : -8)

4. (2 : -6)

5. (7 : -6)

Step-by-step explanation:

PLZ PLZ HURRY I WILL GIVE BRIANLEST
Which inequality does this graph show?
A. 2y + 3x > 4
B. 3y + 2x > 4
C. 3x – 2y > 4
D. 2y – 3x > 4

Answers

The answer is D Explanation: since the the slope is negative the x should be negative and D is the only one that has a negative X.

Answer:

Choice A

Step-by-step explanation:

Solve for y

Choice A

2y + 3x > 4

y > -[tex]\frac{3}{2}[/tex]x + 2

Choice B

3y + 2x > 4

y > -x + 2

Choice C

3x – 2y > 4

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

Choice D

2y – 3x > 4

y > [tex]\frac{3}{2}[/tex]x +2

Jessica bought a soft drink for 2 dollars and 4 candy bars. she spent a total of 18 dollars. how much did each candy bar cost?

Answers

Answer:

4dollars

Step-by-step explanation:

i subtracted the total money spend from the soft drink

18$ - 2$ = 16$ was spent in buying the candy bars

and she bought 4 candy bars so  we divide 16$ by 4 = 4$ for each candy bars

is this correct ??????

Answers

Answer:

no, switch the 7 and 3 :))

Answer: No

Step-by-step explanation: |-5| is 5, which is correct but |7| isn't 3, its 7, |-3| is 3 not 7 and lastly |3|+|5| is 8 so you are correct

A line that is parallel to the line y=3x-8 and passes through the point (-1,6)
The equation of the parallel line is... ​

Answers

Answer:

y = 3x + 9

Step-by-step explanation:

If the line is parallel, that means it will have the same slope. So, the line will also have a slope of 3.

Using y = mx + b, plug in the slope and given point, and solve for b:

y = mx + b

6 = 3(-1) + b

6 = -3 + b

9 = b

Plug in the slope and b into y = mx + b

y = 3x + 9

So, the equation of the parallel line is y = 3x + 9

Rewrite with only sin x and cos x.

sin 3x - cos x

Answers

Answer:

sin (3 x) - cos (x)=

= sin (2x + x) - cos (x)=

= sin 2x * cos x + cos 2 x * sin x - cos x = ( using additional formulas )

= 2 sin x cos² x + ( cos² x - sin² x ) sin x - cos x =

= 2 sin x cos² x + ( 1 - sin² x - sin² x ) sin x - cos x =

= 2 sin x cos² x + ( 1 - 2 sin² x ) sin x - cos x =

= 2 sin x cos² x + sin x  - 2 sin³ x - cos x

Answer: B )

Step-by-step explanation:

Use properties of operations to write an equivalent expression by combining like terms.

7h - 3h

Answers

Answer: 4h

Step-by-step explanation:

what is the answer to this ? You have to simplify 4(- 3n - 7)

Answers

Answer:

-12n-28

Step-by-step explanation:

4(-3n-7)

first- use the distribution property (4*-3n and 4*-7)

so, -12n-28

Answer:

-12n -28

Step-by-step explanation:

4(- 3n - 7)

-12n -28

At a lunch shop, Aisha buys 2 veggie wraps and 3 apples. Her bill is $14.00. Jaime buys 3 veggie wraps and 2 apples. His bill is $16.00. How much does a veggie wrap cost? How much does an apple cost?

Answers

Answer:

veggie wrap 4 dollars and apple 2

Step-by-step explanation:

Given center C and a point P on a circle, find its equation. C(-2,7) and P (1,11)
A) (x-1)2+(y-11)2=5
B) (x+2)2+(y-7)2=5
C) (x-1)2+(y-11)2=25
D) (x+2)2+(y-7)2=25

Answers

Answer:

the only left one is the distance or radius so to find this find under square root (x2-x1)²+(y2-y1)² then you gate r=5,R²=25 so the correct answer is d

Only 1/3 of the students who run in each event win medals at the track meet if nine students are running the mile how many of them will win a medal

Answers

1/3 of 9 is 3. 3 will win the mile

Answer:

I am not too sure but I think 1/3

Step-by-step explanation:

The counting principle lets you add the number of options per category to find the total number of possible outcomes. True False

Answers

Answer:

The Answer Is False

Step-by-step explanation:

Hope It Helps U

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
HELP I NEED HELP ASAP
HELP I NEED HELP ASAP

Answers

Answer:

bat dalawa po iyang gi pa question nyo

What is the quotient of
5/7 divided by 3 1/3?

Answers

Answer:

Step-by-step explanation:

5/7 ÷ 3 1/3 = 5/7 ÷ 10/3

                 [tex]= \frac{5}{7}* \frac{3}{10}\\\\= \frac{1}{7}* \frac{3}{2}\\\\= \frac{3}{14}[/tex]

A rectangular cake measures 12 inches wide, 15 inches long, and 4 inches high.

If the bottom of the cake is not frosted, how much frosting will be needed?

Answers

Answer:

B. 180

Step-by-step explanation:

What is Dario's hourly salary?

Answers

Answer:

Dario's hourly salary

is $11

Nathan jogged 2 /1 4 m i l e s o n M o n d a y . W e d n e s d a y h e j o g g e d 3 /1 3 m i l e s , a n d F r i d a y , h e j o g g e d 2 / 2 3 m i l e s . How far did Nathan jog altogether?

Answers

Answer: 8 1/4 miles

Step-by-step explanation:

I think your question isn't well written and should be:

Nathan jogged 2 1/4 miles on Monday. On Wednesday, he jogged 3 1/3 miles and on Friday, he jogged 2 2/3 miles. How far did Nathan jog altogether?

This will be:

= 2 1/4 + 3 1/3 + 2 2/3

= 2 3/12 + 3 4/12 + 2 8/12

= 7 15/12

= 7 + 1 3/12

= 8 3/12

= 8 1/4 miles

ben eats approximately 2,400 calories per day, his wife sarah eats 5/8 as much, how many calories does sarah eat per day?

Answers

Answer:

1,500 calories

Step-by-step explanation:

2,400 ÷ 8 = 300

300 × 5 = 1,500

Jade spent ⅓ of her math homework time working on word problems. What fraction of an hour did she spend working on word problems?

Answers

Answer:

If total maths hw time = 90 minutes, time spent on word problems = 1/2 hour

Step-by-step explanation:

Let the time available for maths homework be = 90 minutes. It is equal to 1.5 hour (as 1 hour = 60 minutes, 0.5 hour = 30 minutes).

1/3rd of maths homework time, ie 1/3rd of 90 minutes = 30 minutes, is used in doing word problems. These 30 minutes correspond to half (1/2 or 0.5) of an hour, as 1 hour = 30 minutes.

PLEASE HELP WILL GIVE BRAINLIEST
Points (-2, 4) and (-1,1) lie on the same line. Which of the following equations represents the line?
A. y - 1 = -}(x + 1)
B. y - 1 = -3(x + 1)
C. y - 1 = -}(x - 1)
D. y - 1 = -3(x - 1)

Answers

Answer:

A

Step-by-step explanation:

There are 2 ways you can do this. I'll show you one!

1. Find the Slope

      a. use the slope formla: (y1-y2)/(x1-x2)

               (4-1)/(-2-1)= 3/-3= -1

      This eliminates both B and D, as their slopes are -3

2. Now analyze the last 2 equations

        a. A goes through the ordered pair (-1, 1)

        b. C goes through the ordered pair (1, 1)

        The line we want goes through (-1, 1), so  A is the correct answer!

[tex]y-1=-3(x+1)[/tex] equation represents the line.

What is point slope form?

The point slope form is used to find the equation of the straight line which is inclined at a given angle to the x-axis and passes through a given point.

Given points

[tex](x_{1} ,y_{1} )[/tex] = (-1, 1)

[tex](x_{2} ,y_{2} )[/tex] = (-2, 4)

Using point slope form

We know that the equation of line passing through points [tex](x_{1} ,y_{1} )[/tex] and  [tex](x_{2} ,y_{2} )[/tex] is

[tex]y-y_{1} =\frac{y_{2}-y_{1} }{x_{2}-x_{1} }( x-x_{1})[/tex]

Therefore equation of line passing through points (-1, 1) and  (-2, 4) is

[tex]y-1=\frac{4-1}{-2+1}(x-(-1))[/tex]

[tex]y-1=\frac{3}{-1} (x+1)[/tex]

[tex]y-1=-3(x+1)[/tex]

Option B is correct.

Find out more information about point-slope form here

brainly.com/question/24436844

#SPJ2

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