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
Nady [450]
3 years ago
13

2x^2 + 9x + 4 = 0 PLEASE HELP! I WILL MARK AS BRAINLIEST

Mathematics
2 answers:
babymother [125]3 years ago
8 0

Answer:

Step-by-step explanation:

Multiply co efficient of the x^2 and the constant; which will be 8

What can you multiply together that will give you 8 and add that give the co efficient of x, 9

1*8 ✓

(2x^2 +8x) + (1x + 4) = 0

Factorise

2x(x+4) +1(x+4) = 0

2x+1= 0

x+4=0

x = -1/2 or -4

Karo-lina-s [1.5K]3 years ago
4 0

(2x+1)(x+4)

calculator

You might be interested in
Problem:<br>2x+3 (x-4)=x-20
monitta
Let's solve your equation step-by-step.<span><span><span>2x</span>+<span>3<span>(<span>x−4</span>)</span></span></span>=<span>x−20</span></span>Step 1: Simplify both sides of the equation.<span><span><span>2x</span>+<span>3<span>(<span>x−4</span>)</span></span></span>=<span>x−20</span></span><span>Simplify: (Show steps)</span><span><span><span>5x</span>−12</span>=<span>x−20</span></span>Step 2: Subtract x from both sides.<span><span><span><span>5x</span>−12</span>−x</span>=<span><span>x−20</span>−x</span></span><span><span><span>4x</span>−12</span>=<span>−20</span></span>Step 3: Add 12 to both sides.<span><span><span><span>4x</span>−12</span>+12</span>=<span><span>−20</span>+12</span></span><span><span>4x</span>=<span>−8</span></span>Step 4: Divide both sides by 4.<span><span><span>4x/</span>4</span>=<span><span>−8/</span>4</span></span><span>x=<span>−2</span></span>Answer: x=−2
6 0
3 years ago
Simplify <img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B4%7D%7Bx-6%7D%20%2B%20%20%5Cfrac%7B3%7D%7Bx%2B5%7D%20" id="TexFormula1"
Svetradugi [14.3K]
Combine the fractions by finding a common denominator.<span><span><span><span>     7x</span>+2
</span><span><span>--------------
(<span>x+5</span>)</span><span>(<span>x<span>−6</span></span>)</span></span></span></span>
7 0
3 years ago
Read 2 more answers
25. Which is an example of an operation?<br> A) 12<br> B) 6ab<br> C) +<br> D) y
nasty-shy [4]
Letter c is an operation.
Addition
8 0
3 years ago
What is 34 x 45 - 14x (5235+-42) / 24x
Musya8 [376]

Answer:

3(2040x-4039)/4x

Step-by-step explanation:

6 0
3 years ago
Area &amp; perimeter of rectangles word problems
nordsb [41]

Answer:

  A.  6 m by 6 m

Step-by-step explanation:

You can try the different choices to see which has the largest area. Of course, the area is the product of the dimensions:

  6 m × 6 m = 36 m² . . . . largest area

  10 m × 2 m = 20 m²

  8 m × 4 m = 32 m²

__

The largest area is that of a square, 6 m by 6 m.   (choice A)

3 0
3 years ago
Other questions:
  • If the area of the larger circle is 25 times the area of the smaller circle then the radius of the larger circle is how many tim
    10·1 answer
  • How to do a double number line
    5·1 answer
  • What is the domain of range of y=-2x+3
    12·1 answer
  • Jorge is one year younger than his brother. The sum of their ages is no less than 25 years. What is the youngest age Jorge's bro
    7·2 answers
  • How do I solve this??
    8·1 answer
  • What is the solutionto the linear equation? d-10-2d+7=8+d-10-3d
    6·1 answer
  • Sorry if it’s hard to see . can anybody help me with this ?
    6·2 answers
  • Solve the system of equations. Write the solution as an ordered pair.
    5·1 answer
  • Math word problem, please help!!
    13·2 answers
  • Look at the graph below. Is it a function or not a function? Explain your reasoning.​
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!