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
elena55 [62]
3 years ago
5

Whats the answer for (5x + 8)(4x² + 6x - 8)

Mathematics
1 answer:
mestny [16]3 years ago
4 0
(5x + 8)(4x^2 + 6x - 8)\\ \\ 5x(4x^2 + 6x - 8) + 8(4x^2 + 6x - 8) \\ \\ 20x^3 + 30x^2 - 40x + 8(4x^2 + 6x - 8) \\ \\ 20x^3 + 30x^2 - 40x + 32x^2 + 48x - 64 \\ \\ 20x^3 + (30x^2 + 32x^2) + (-40x + 48x) - 64 \\ \\ 20x^3 + 62x^2 + 8x - 64 \\ \\

The final result is: 20x^3 + 62x^2 + 8x - 64.
You might be interested in
Jennifer's saving to buy a bike. The bike costs $245. She has $125 saved, and each week she adds $15 to her savings. How long wi
Novosadov [1.4K]
It will take her 8 weeks to save up enough money for the bike.

To get the answer first you have to subtract 125 from 245 to see how much money she still has to save then divide the answer which is 120 by 15 and you get 8. Hope this helps!!
4 0
2 years ago
Read 2 more answers
Is this function linear or nonlinear?​
sveticcg [70]

Answer:

the answer is linear

Step-by-step explanation:

Linear is a line while non linear is not.

6 0
2 years ago
Read 2 more answers
3x = 0.5.2<br><br> x = -6 or x = 0<br> x = -4 or x = 3<br> x = -2 or x = 1.5<br> x = 0 or x = 6
tiny-mole [99]

that is unsolvable coz no double decimal can be used

7 0
2 years ago
Please Help Me with these problems; Thank you. So much for the help.
stiks02 [169]
Answer to 1st one is d bottom right
2nd is b top right
5 0
3 years ago
I need the answer for c
Temka [501]
The girth because it makes the whole tree bigger and the branches and everything would get bigger too
3 0
2 years ago
Other questions:
  • Bill and Amy want to ride their bikes from their neighborhood to school which is 14.4 kilometers away. It takes Amy 40 minutes t
    9·1 answer
  • Problem 3
    5·1 answer
  • Find the cost of lodging: What is the average lodging cost per night if a family had motel bills of $79.00, $146.00, and $104.60
    15·2 answers
  • PLEASE HELP ME WITH THIS WORKSHEET!!!!!
    15·1 answer
  • a warehouse received a shipment of 700 cartons of raspberries, 900 cartons of blueberries, and 1200 cartons of strawberries. If
    10·2 answers
  • What is the answer to 32 to the power of 3x+5 = 8 to the power of x-1
    12·1 answer
  • The length of a boat is 128 inches. The length of a model of the boat is 8 inches. Find the scale factor.
    11·2 answers
  • Please help with this question.
    14·2 answers
  • Please help me answer Number 8. Needed ASAP for school. Will give Brainliest
    13·1 answer
  • Solve the equation: 4x - 5 = 8 + 4x *13-130all real numbersno solution
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!