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
Savatey [412]
3 years ago
7

Use substitution: y= 5 and y = 7x -2*

Mathematics
1 answer:
zvonat [6]3 years ago
7 0

Answer:

x = 1

Step-by-step explanation:

y = 5    y = 7x - 2

5 = 7x -2

-7x  -7x

-7x + 5 = -2

       -5     -5

-7x = -7

x = 1

You might be interested in
To turn 25% into a decimal
Ray Of Light [21]
25% = \frac{25}{100} =0.25
4 0
3 years ago
On Monday, the book store sold 75 books. On Tuesday, the bookstore sold 125 books. The bookstore must sell 500 books by Friday.
Anettt [7]
All you have to do is add 125 by 75 and you get 200. Now you have to subtract 500 by 200 which is 300 and here you go your answer is 300. The bookstore has to sell 300 more books in order to sell 500 books by friday
5 0
3 years ago
What formula should be used to find the circumference of a circle
Inessa05 [86]
The circumference = π x the diameter of the circle (Pi multiplied by the diameter of the circle). Simply divide the circumference by π and you will have the length of the diameter. The diameter is just the radius times two, so divide the diameter by two and you will have the radius of the circle
3 0
3 years ago
Read 2 more answers
solve this system using a systems of equations. Discount Rental Cars charges a daily fee plus a mileage fee for renting its cars
kipiarov [429]

Answer:

Barney 145 3 Days 310 Miles

Mary   250 5 Days 600 Miles

A)  3 D + 310 M = 145

B) 5 D + 600 M = 250

Multiplying A) by -5/3

A) -5 D - 516.6666M = -241.66666666

B) 5D + 600M = 250

Adding A) and B)

83.3333 M = 8.3333333333

M = .10 per mile

3 D = 114

Daily Rate = 38 dollars per day

Step-by-step explanation:

3 0
3 years ago
Trigonometry word problems
astraxan [27]

From a point on the ground 47 feet from the foot of a tree, the angle of elevation of the top of the tree is 35º. Find the height of the tree to the nearest foot.
7 0
3 years ago
Other questions:
  • Where would you put 5/2 on a number line
    9·2 answers
  • In the diagram, how can you justify that FB = FD?
    14·2 answers
  • Would like to help me with my math homework?
    13·1 answer
  • BRAINIEST TO WHOEVER RIGHT
    6·1 answer
  • Given that f(x) = x^2-3/2
    11·1 answer
  • Simplify i^38<br><br> 1) i<br><br> 2) -1<br><br> 3) -i<br><br> 4) 1
    6·2 answers
  • Find each value.<br> 7) P(8,3)<br> a) 512<br> b) 336<br> c) 6<br> d) 24
    7·1 answer
  • A) Write the Recursive equation and Identify the Next 3 Terms
    6·1 answer
  • 1 of 5
    7·2 answers
  • What is half of 1/3? The options are: 2/3, 2 1/2, 4/9, and 2 and 2 halves
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!