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
irina [24]
3 years ago
7

Solve by factorisation 2x2 + 3x - 20 = 0

Mathematics
1 answer:
ivolga24 [154]3 years ago
3 0

Step-by-step explanation:

4 + 3x -20 = 0

3x - 16 = 0

3x = 16

x = 16/3

You might be interested in
Which function represents the area of the triangle h(x)=1/2f(x)g(x)
tresset_1 [31]

Answer:

h=1/2fg

Step-by-step explanation:

Solve for x, h=1/2fg

It is true for all x; h=1/2fg

h=1/2fg

Both sides are equal

It is true for all x; h=1/2fg

6 0
3 years ago
What are the common factors of 24, 64, and 88
Zarrin [17]
1,2,4 & 8 

12*2<span> = 24</span>
32*2<span> = 64 </span>
44*2<span> = 88 </span>
 
6*4 = 24 
16*4 = 24

<span>etc. </span>
3 0
3 years ago
Read 2 more answers
Which function models the area of a rectangle with side lengths of 2x – 4 units and x + 1 units? What is the area when x = 3?
Bingel [31]

Answer:

8

Step-by-step explanation:

Length = 2x-4

Width = x+1

Let x=3 and find the length and width

Length = 2*3-4 = 6-4 =2

Width = x+1= 3+1 =4

The  area is given by

A = l*w = 2*4 = 8

7 0
3 years ago
Plz help.........................
Alex17521 [72]
The answer would be d 
7 0
3 years ago
What is the image of (-5, -1) after a reflection over the x-axis?​
elena55 [62]

Answer:

(-5,1)

Step-by-step explanation:

solved by graphing

5 0
3 years ago
Read 2 more answers
Other questions:
  • I need help with this please
    13·2 answers
  • Complete the square on the following quadratic x^2+18x+7=0 what value is added to both sides of the equation.
    5·1 answer
  • What is 75% out of a number?
    11·1 answer
  • What is the value of x? Enter your answer in the box.
    5·1 answer
  • There are 2 seats on the left side on each row and 3 seats on the right side there are 90 seats on the right side of the plane h
    15·1 answer
  • Find the missing side c in right triangle ΔABC, where a = 5 cm, b = 12 cm, and c is the hypotenuse of the right triangle.
    9·1 answer
  • Joseph uses 30 grams of sugar and 24 grams of butter.
    6·2 answers
  • One question please help!
    9·2 answers
  • Use the Chain Rule to find dw/dt.<br> w = xey/z, x = t3, y = 7 − t, z = 8 + 4t<br> dw<br> dt<br> =
    6·1 answer
  • Rewrite 30x + 75 using the distributive property with the greatest
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!