1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Lera25 [3.4K]
3 years ago
10

A car company tested a sports car on a road with different inclines. The test driver tested the car by driving a distance of x m

iles on a flat road, (x2 + 3) miles downhill, and (x − 7) miles uphill. Which simplified expression is equivalent to the total distance, in miles, for which the car was tested?
Mathematics
2 answers:
galina1969 [7]3 years ago
8 0
The answer is x= -4 if that's what they asking for

KIM [24]3 years ago
5 0
C. x²+ 2x - 4 Should be your answer to this question.
You might be interested in
Which formula shows how to calculate how many inches (I) are in x yards (y)?
Angelina_Jolie [31]
1 yard = 36 inches

So, 
39 inches times the number of yards
39inches times (x)yards

39(x)
4 0
3 years ago
Solve the equation by completing the square. Round to the nearest hundredth if necessary.
sergejj [24]

Answer

2

Step-by-step explanation:

(reorder terms)

<u>2x + 2x</u> = 8

collect like terms

<u>4x=8</u>

divide both sides of the equation

x = 2

3 0
3 years ago
A contractor digs a hole for the basement of a new house that is 40 feet long and 10 1/2 feet deep. What is the width of the hol
il63 [147K]
15.5


to find the volume of an object, you must multiply the 3d figure's dimensions which is depth, width, length. since the length, depth, and volume are found you must find the width using the expression of [L*D]/V=W

3 0
3 years ago
For what value of x is ? Assume z≠0.
lyudmila [28]
Nonzero numbers because since x (z) is not 0 then it has to be any numbers above and/or below 0
5 0
2 years ago
When the discount period started, the price of a chair changed from $220 to $154 . By what percent did the price of the chair de
NISA [10]
154×100÷220= %

put it in a domino form:

number percentage
# %
154 ?
220 100

the two numbers that are across from each other you multiply and then divide by the third number. Just wanted to make it more easy for you. Plug in the formula above into a calculator and bam!

4 0
3 years ago
Other questions:
  • If a piece of cardboard is 6 in long and I line up a hundred and ten of them what would be the length of my row and feet
    11·1 answer
  • Find the volume of the figure.
    15·1 answer
  • Aiden wrote a riddle: Five less than 1/5 times a number is the same as the sume of the number and 1/3. Find the number.
    13·1 answer
  • 6A. make a box and whiskers plot for the following data label the extrems,quartites class score 40,30,75,82,90,25,80,46
    11·1 answer
  • Carson bought 2.5 pounds of gummy bears for $2.75 per pound. How much did he spend on gummy bears? (Round your answer to the nea
    7·1 answer
  • I need help with 47-50
    7·2 answers
  • How to add 5/12 + 1/4
    15·1 answer
  • Feet = 5/6 in a mile
    14·1 answer
  • What is the answer?<br><br><br><br><br><br><br><br><br><br><br><br> I need help like... ASAP
    15·2 answers
  • show that the torsion of the helix is what is the largest value can have for a given value of a? give reasons for your answer.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!