I need someone to write down the steps please and solve 4 for me please i will fail

Step-by-step explanation:

2r - 18 < = 5r + 3

Subtract both side by 3

2r - 18 - 3 <= 5r +3 - 3

Simplify

2r - 21 <= 5r

Subtract both side by 2r

2r - 2r - 21 <= 5r - 2r

Simplify

-21 <= 3r

Divide both side by 3

-21 ÷ 3 <= 3r ÷ 3

Simplify

-7 <= r

please help me with this i will mark brainliest

A Japanese bullet train recently maintained an average speed of 317.5 km/h for a trip that lasted 3h 15 min.

a) Calculate the distance covered by the train on that trip.
b) At the same speed, how long would it take the train to travel 1000 km?

Adam’s car traveled 465.3 miles on 16.5 gallons of gas. Which equation can be used to determine the average number of miles that the car traveled on each gallon of gas?
16.5x = 465.3
StartFraction x over 16.5 EndFraction = 465.3
465.3 x = 16.5
StartFraction x over 265.3 EndFraction = 16.5

A grizzly bear’s top speed is about 36 mph. This speed makes the bear about 1 times as fast as an African elephant.

What is the top speed of an African elephant?
A. An African elephant can reach a top speed of about 48 mph because .
B. An African elephant can reach a top speed of about 39 mph because .
C. An African elephant can reach a top speed of about 34 mph because .
D. An African elephant can reach a top speed of about 24 mph because .

WILL GIVE BRAINLIEST!!! A fruit stand sells 3 pounds of tomatoes for $2.00. Graph the relationship and use the graph to estimate the cost of 6 pounds of tomatoes.

Abir walks four twelfths of a mile to school. Nadia walks two twelfths of a mile to school. How much farther does Abir walk than Nadia?

Question 6 options:

eight twelfths of a mile


six twelfths of a mile


four twelfths of a mile


two twelfths of a mile

pLEASE HELP ME
Carlos has $40 to spend on food for a barbeque. He wants to buy hot dogs and hamburgers and then buns for each. Carlos has already spent $31.56 on the hot dogs and hamburgers. Write and solve an equation to find, r, the amount of money Carlos can spend on rolls. Make sure to show all work. [3 points]
Equation:
Solution:

If you cut the cylinder perpendicular to the base, meaning straight up and down, what 2D shape is created by the cross section ?
A. oval
B. rectangle
C. circle

What was the underlying reason that many states wanted the Bill of Rights to be part of the constitution?
Please help! Tysm!

In the figure, a∥e, m∥n, and m∠3 = 112°. What is the m∠1? Enter your answer in the box. ° Lines n and m (reading from top to bottom) are parallel to each other, and lines a and e are parallel to each other. The two pairs of lines intersect each other. Lines m and n start at top left and drop to the bottom right. Lines a and e rise from left to right. Only six of the sixteen angles created are labelled. Angle one is the top angle made by lines n and a. Angle two is the bottom angle. Angle three is the bottom angle made by lines m and a. Angle four is the top angle made by lines n and e. Angle five is the left angle. Angle six is the bottom angle made by lines m and e.

pls help me i dont understand

A map company used a scale of 1 inch : 380 meters to depict the heights of different mountains. What is the height of a mountain on map, which is actually
3420 meters high?
The height of the mountain on the map is
inches

me need help whit this

The surface area of the box is 576 square units
the dimensions are 6 in tall 12 in wide and 12 in long
what is the surface area if scaled up by a factor of 10

The point (-8,-7) is reflected across the x-axis. What quadrant is the new point located in?

Sheila shoots 25 free throws in basketball practice. She makes 17. What percent of her free throws does Sheila make?
A. 17%
B. 34%
C. 43%
D.68%

What does x=

what is the statement true or false.

guys need help with this question NOTE: the answer is a mixed number not a whole number.

A cheesecake recipe says, “Mix 12 oz of cream cheese with 15 oz of sugar.”



How many ounces of cream cheese are there for every ounce of sugar?

Solve the following proportion for v.
7/3 = v/8
Round your answer to the nearest tenth.

It snowed 17 feet 8 inches in Michigan. How many inches is that?!?!?

Solve 1+1/2(y−2)=3/2x for y. Then tell whether x and y show direct variation.

Chandler's salary used to be $161,280. After changing the amount of time he works, he has begun earning $169,344. By what percent did Chandler's salary increase?

Ack please help with this, and please please don't just put some random answer, just to get points, I really have no idea how to do this.

Identify C on the following diagram (will report if you are here for points)

Answers:

origin

x-axis

y-axis

quadrant I

The mass of Hinto's math book is 4,312 grams. What is the mass of 5 math books in kilograms? (Round your answer to the nearest thousandth.)​

Which fraction is easier to convert into a decimal?

11/18 or 43/50, explain

Enter the proper order needed to unlock PATCH the Pirate's treasure chest.

Here are some hints to help you.

The first number of your order needs to be placed on top.
Placing the numbers in order from least to greatest would be incorrect.
Do you notice anything about the variables PATCH used to create his equations?
If one of your previous answers in the project do not match the numbers below, you need to go back and re-solve that problem!

A
2

B
5

C
6

D
3

E
9

what is the solution

help me please :) fvbyhbunybftfr ✋

The number of calories burned by a 90-pound cyclist is proportional to the number of hours the cyclist rides. The equation to represent this relationship is y = 225x. What is the constant of proportionality?