What are the variables in the equation 2x - 10 + 5y?

Answers

Answer 1
A variable is a letter, usually in an equation or expression, that represents a number. In this expression, x and y are the variables.

Related Questions

Answer correctly please?

Answers

Answer:

$3.07

Step-by-step explanation:

First add up all of the costs:

3.49+3.49+2.79+2.79+2.79=15.35

Then divide this by the 5 friends:

15.35÷5=3.07

5.) Which is the best deal? *
$25 for 5 pizzas
$32.48 for 7 pizza
$27.45 for 3 pizzas
$28.74 for 4 pizzas

Answers

Answer:

$27.45 for 3 pizzas

In my opinion

Answer:

$32.48 for 7 pizzas

Step-by-step explanation:

25 divided by 5 = $5

32.48 divided by 7 = $4.64

27.45 divided by 3 = $9.15

28.74 divided by 4 = $7.185

Blake buys a couch for $1000 and sells it for $1200. Calculate his profit as a percentage of the cost price.

Answers

Answer:

He earned 200 dollars

Step-by-step explanation:

He got a 20% profit.

Sprinters who run 100 yards now often run 100 meters.


How many meters longer to the nearest tenth is 100 meters than 100 yards?


Enter the correct answer in the box.

Answers

Answer:

100 meters is 8.6 meters longer than 100 yards.

Step-by-step explanation:

Conversion of yards to meters.

Each yard has 0.914 meters.

So 100 yards is 100*0.9144 = 91.4 meters.

How many meters longer to the nearest tenth is 100 meters than 100 yards?

100 yards = 91.4 meters

100 - 91.4 = 8.6

So 100 meters is 8.6 meters longer than 100 yards.

No links. Michelle has $1200 in her savings account if the bank pays 3% interest per year on savings how much interest does she earn in one year

Answers

Answer:

$1236

Step-by-step explanation:

3%=1.03 as a decimal multiplier

1200 x 1.03 = $1236

Which expressions are equivalent to - 8z +(-5.5) + 1.5z + 3y - 2.5?
Select all that apply.
A. -8 + 3y +6.52
ОВ. Зу- 8 - 6.5z
C.-6.52 + 3y - 8
D. -8 + 3y + (-6.52)
E. 3y + (-6.52) -5.5

Answers

Answer:

B

Step-by-step explanation:

-8z - 5.5 + 1.5z + 3y - 2.5

-6.5z + 3y - 8

How would I find the lower left interior angle of a triangle whose lower right interior angle is 60 and the exterior angle is x?

Answers

How would I find the lower left interior angle of a triangle whose lower right interior angle is 60 and the exterior angle is x?


What is the value of y?
09
O 18
O 3

Answers

Answer:

The answer is 9

Step-by-step explanation:

First looking at the triangle with the 90 degree sign in it  we know that the other angles in that triangle will have to add with 90 to equal 180

So doing the easier way replace 9 with y and do this for the other numbers 3 and 18 to see if the result of (2y+18) and 4y will equal the same number

[tex](2(9)+18)=36 \\4(9)=36[/tex]

[tex](2(3)+18)=24 \\4(3)=12[/tex]

[tex](2(18)+18)=54 \\4(18)=72[/tex]

and because the lines on each triangle represent that those sides are congruent

I hope this because I am only using what I remember from geometry but please let me know if I am wrong

An arithmetic sequence is given below.
19, 14, 9, 4,
...
th
Write an explicit formula for the n
term an

Answers

Answer:

an= -5n+24

Step-by-step explanation:

The sum of three consecutive numbers is 72.
What IS the smallest of these numbers?

Answers

If the sum of three consecutive numbers is 72 then the smallest of these numbers is 23. Verification = 23 + 24 + 25 = 72.

The scale for a map to actual distance is 2 cm to 100 mi. The
driving distance on the map between Los Angeles and Las
Vegas is 6.2 cm. What is the actual distance, in miles,
between Los Angeles and Las Vegas?

Answers

Answer:

310 miles

Step-by-step explanation:

You can set up a proportion and solve for x.

2 6.2

___ = ___

100 x

Cross multiply

2x=6.2*100

Simplify

2x=620

Divide each side by 2

x=310

which of the following shows the correct order of steps needed to simplify 5+2(3-1)

Answers

Answer:

BODMAS

Step-by-step explanation:

5+2(3-1)

= 5 + 2(2)

= 5 + 4

= 9

*First calculate the sum inside the brackets which equals 2. Then multiply 2 with the answer which you got inside the bracket which equals 4. Then add the result with 5. The answer is 9

Bracket Of Division Multiplication Addition Subtraction

First solve the sums which are inside the brackets. Then solve the numbers which have powers with them. Then divide the numbers which have division signs with them. Then multiply the numbers which have multiplication signs with them. Then add the numbers which have addition signs with them. Lastly subtract the numbers which have subtraction signs with them.

Hope this helps!!

Is that the right answer plzzz help mee

Answers

Answer:

You are correct

x°+(x+30)=180°
I need answer​

Answers

Answer:

210 + -1x

Step-by-step explanation:

Simplifying

X + (x + -30) = 180

Reorder the terms:

X + (-30 + x) = 180

Remove parenthesis around (-30 + x)

X + -30 + x = 180

Reorder the terms:

-30 + X + x = 180

Solving

-30 + X + x = 180

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '30' to each side of the equation.

-30 + X + 30 + x = 180 + 30

Reorder the terms:

-30 + 30 + X + x = 180 + 30

Combine like terms: -30 + 30 = 0

0 + X + x = 180 + 30

X + x = 180 + 30

Combine like terms: 180 + 30 = 210

X + x = 210

Add '-1x' to each side of the equation.

X + x + -1x = 210 + -1x

Combine like terms: x + -1x = 0

X + 0 = 210 + -1x

X = 210 + -1x

Simplifying

X = 210 + -1x

arsene wenger pushes a box with a force of 60N over a distance 10m calculate the work done

Answers

Answer:

600J

Step-by-step explanation:

work done = force x distance

                  = 60 x 10

                  = 600J

The workdone by arsene wenger in joules is 600J

What is workdone?

Work doneis defined as product of the force and the distance over which the force is applied. It is a scalar quantity and it is measured in Joules.(J)

Workdone is expressed as;

Workdone = f × d

where do is the force and d is the distance.

The force he uses on the box is 60N and the distance he pushes the box is 10m. All quantities in their SI unit.

Therefore, the workdone by arsene wernger is

W = 60 × 10

W = 600J

learn more about workdone from

https://brainly.com/question/25573309

#SPJ3

Jacob was out at a restaurant for dinner when the bill came. His dinner came to $18. After adding in a tip, before tax, he paid $20.70. Find the percent tip.

Answers

Answer:

The answer is 2.70

Step-by-step explanation:

18+2.70= 20.70

20.70-2.70=18

Alyssa fed her dog 2/3 cup of dog food in the morning and another 5/8 cup in the evening. How much did her dog eat over the course of the day? Write your answer as a mixed number​

Answers

1 7/24 is the correct answer I will show you how to get it if needed.

Answer:

1  7/24

Step-by-step explanation:

2/3 x 8/8= 16/24

5/8 x 3/3= 15/24

31/24 = 1 7/24

4) A line has a slope of -5 and passes through the point (2, 2). An equation for this line is

Answers

Answer:

[tex]D: y= -5x+12[/tex]

Step-by-step explanation:

Since the slope is -5 is either C or D. Let's replace [tex]x= 2[/tex] in either to see what we get.

C: [tex]-5(2)-2 = -12[/tex] Nope.

D: [tex]-5(2) +12 = 2[/tex] Good!

Which function is graphed below?

Answers

Answer: f(x)=cos(x)

The first option. Hope this helped!

Zach changes $575 into euros. He spends 45% of the euros in France. He changes the euros he does not use into pounds (£)to spend in England. Workout how many pounds he receives.

$1 = 0.88 euros
1 pound = 1.15 euros

Answers

It’s 4.57 hope this helps!!

Melissa makes necklaces and sells them online. She charges $88 per necklace. Her monthly expenses are $3745. How many necklaces must she sell if she wants to make a profit of at least $1,650?

Answers

Answer:

She must sell at least 18 necklaces to have a profit of at least 1,650 . In order to pay for her monthly expenses she needs to sell at least 43 necklaces. If she wants to have 1,650 remaining after paying for her monthly expenses she'll have to sell around 61 necklaces.

Solve the absolute inequality: |4x-5| >3

Answers

Answer:

x > 2 or  x < 1/2  

Step-by-step explanation:

|4x - 5| > 3

         Case 1                         Case 2

  4x - 5 > 3                           - (4x - 5) > 3

  4x > 5 + 3                          - 4x + 5 > 3

   4x > 8                               -4x > - 5 + 3

      x > 2                               -4 x  > - 2

                                               -x > -2/4   multiply by -1  to make "x" positive and

                                                                this action with change all signs :  

                                                                 any negative becomes positive and

                                                                 > becomes <

                                               x < 2/4

                                                x < 1/2              

   

when identifying the rate lf change using a graph check ___ over __​

Answers

Heyy. “When identifying the rate of change using a graph, you check *Rise* over *Run*. This basically refers to the mathematical equation: Change In Y/Change In X.

Answer:  rise over run

======================================================

Explanation:

The rate of change is the same as slope. Slope is often defined as the ratio of rise over run.

In other words, slope = rise/run.

For instance, a slope of 2/3 means we go up 2 and to the right 3 units.

Another example: slope = -1/5 means we go down 1 and to the right 5.

The term "rise" indicates a change in y. The run is the change in x. If the rise is positive, then you go up. Negative rise values mean that you go down. The run always moves to the right.

Plz help I need help with. 4

Answers

Answer:

y=rx

36=r*12

36=12r

36/12=12r/12

3=r

Cindy just became a personal trainer and is finalizing her pricing plans.

Answers

That’s great for Cindy :)

Answer:

Nice

Step-by-step explanation:

Compared to last year, the population has increased 25%. The population is now 6,600. What was the population last year?

What number of population do I put for each for percentage?

Answers

Answer:

4,950

Step-by-step explanation:

:)

1,650-25% 3,300-50% 4,950-75% 5,280-100%

Step-by-step explanation:

convert the percentage to a decimal then multiply by 6,600. To get the number of people of 100%, divide 1.25 (the percent of 6,600) by 6,600. That should be right,

Zachai finishes the level in 154 seconds. how many bonus points did Zachai earn.

Answers

Answer:

154 bonus points.

Step-by-step explanation:

Y=6 z=7 h=0 what is y+h

Answers

Evaluate

[tex] \sf \longmapsto \: y + h[/tex]

When

[tex]y = 6[/tex][tex]z = y[/tex][tex]h = 0[/tex]

Let's start.

[tex] \sf \longmapsto \: y + h[/tex]

Put the values

[tex] \sf \longmapsto6 +0[/tex]

Answer

[tex] \sf \longmapsto6[/tex]

But there is no use of z = 7 . Z is excluded from y+h.

Simplify: (13/11)x(-14/5)+(13/11)x(-7/5)+(-13/11)x(34/5)
Thankyou​

Answers

Answer:

In this I have answered this problem.

Graph the equation
Y= 1/4x^2-2x

Answers

See attached

(If this is incorrect, please add in parentheses so I can make sure I have the order correct. Thank you.)

Have a nice day!

     I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)

- Heather

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