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
velikii [3]
3 years ago
10

Expand and simplify (3x+5)(4x-1)

Mathematics
1 answer:
Whitepunk [10]3 years ago
5 0
Use FOIL and simply, First times First, Outside times Outside, Inside times Inside, Last times Last.

(3x+5)(4x-1)
3x * 4x = 12x²
3x * -1 = -3x
5 * 4x = 20x
5 * -1 = -5

12x² - 3x + 20x - 5

Now simplify by adding -3x to 20x and get:

12x² + 17x - 5
You might be interested in
Exponential Functions
nikitadnepr [17]

Answer:

A. a = -3, b = 2

Step-by-step explanation:

I calculated it logically

5 0
3 years ago
Celestes bank charges 2.35 for every time she uses the ATM celestes uses the ATM to withdraw 20.00 on Monday and to deposit 75.0
Shkiper50 [21]

Answer:

she used for two times

so 2.35*2=4.7

her account balance charges for 4.7



4 0
3 years ago
Please Help me with the last three questions!<br> It is urgent!
MrMuchimi
Answers:
1. X= 0
2. X= 0
3. X=3

You can use this method to solve them step by step, hope it will help!

8 0
3 years ago
What number should replace the question mark?
TiliK225 [7]

Answer:

Just a guess but I think 5

Step-by-step explanation:

The top right square on all boxes is the difference of the second box and the first box which equals the third box. This rule is applied to all of the other boxes so if I'm not wrong the question mark should be 5

3 0
3 years ago
Read 2 more answers
Dinosaurs have been extinct for about 6.5 X 10 years, while Neanderthals have been extinct for about 30 x 109 years. About how m
Oxana [17]

Answer: 1,000 times longer

Step-by-step explanation: Dino have been extinct for about 60 million years ago, and Neanderthals have been extinct for about 40,000 years.

60,000,000 divided by 40,000 is 1500 so 1000 times longer (sorry if im wrong i'm new)

6 0
3 years ago
Other questions:
  • Help help help <br> Help
    12·1 answer
  • A company is looking to design a new cover for their smartphone. The scale drawing of the design is shown below. The coordinates
    11·1 answer
  • Simon neatly arranged 35 radio controlled cars in 5 rows on the shelf find the number of cars placed in each row
    9·1 answer
  • 4x + y = 7<br>3x + 2y = 9​
    5·1 answer
  • 3x3 + 9x2 + x + 3 factor completely
    7·1 answer
  • The first time a census was taken in Michele Corners, the population was 1772. Each year after that, the population was about 9%
    6·1 answer
  • A letter from the word probability is chosen at random. find each probability
    14·1 answer
  • What is the surface area of the right prism below?
    9·1 answer
  • 1. Bethany wants to save $720 to buy a new computer. If she has 15 weeks to save the money, how much must she save each week?
    14·1 answer
  • Sebastian bought x gallons of gas at a price of $2.91 per gallon at his local gas station. When he paid for the gas, Sebastian a
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!