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
Julli [10]
3 years ago
9

15. (4x +- 21) (x - 23)

Mathematics
1 answer:
Nadya [2.5K]3 years ago
3 0

Answer:

4

2

−

1

1

3

+

4

8

3

Step-by-step explanation:

You might be interested in
Please can u help me with number two please I'm so lost and I don't know on what to do
zhenek [66]
You would know 4×5=20 so just add 2 more zeroes cause there is a zero in 40 and in 50

hope this is what you're looking for and made sense
8 0
3 years ago
Read 2 more answers
Plz help me with these with steps
Dovator [93]

Answer:

10. 9/40

11. $72

Step-by-step explanation:

10.

Step 1: Have the whole cake as 1,

1-\frac{1}{8} -\frac{2}{5} -\frac{1}{4}\\= 1 -\frac{5}{40}-\frac{16}{40}-\frac{10}{40}   \\= \frac{9}{40}

11.

Step 1: Find the remaning income left

1-\frac{5}{16}-\frac{1}{4}-\frac{1}{24}  -\frac{1}{48} \\= \frac{3}{8} \\

Step 2: Calculate the weekly income

3 units = $27

1 unit = $9

Weekly income = $9 * 8 = $72

7 0
3 years ago
Evaluate the expression, using the given value of the variable.
iren2701 [21]

Answer:

-16

Step-by-step explanation:

Z/3 - 5(z) + 4(z-2)

12 /3 - 5(12) + 4(12-2)

4-60+40

-16

4 0
3 years ago
Differentiate with respect to x<br> 4x3-12x2+14x
RoseWind [281]

Answer:

You are differentiating with respect to x

with the formula X^n = nX^n-1

dy/dx= 12x2 - 24x + 14

5 0
3 years ago
(I WILL GIVE BRAINLIEST) PLEASE HELP!
vfiekz [6]

Answer: im pretty sure its c

Step-by-step explanation: the numbers start at negative and show it is less then until it is it at the highest positive number

8 0
3 years ago
Read 2 more answers
Other questions:
  • REALLY NEED HELP ON THESE!!
    14·1 answer
  • Solve for x. x^2−3x−70=0<br><br> x^2 is x to the second power
    5·2 answers
  • Jason went to the movies with his friends. He wanted to pick out a snack and a soda before he went into the theater. He had thes
    9·1 answer
  • Which of these equations is correct? Select all that apply.
    15·1 answer
  • Arc length, radius*central angle
    15·1 answer
  • Which expression is equivalent to 83⋅ 8−7
    10·2 answers
  • Write an equation of each line in slope-intercept form
    14·1 answer
  • suppose you start with a single bacterium of streptococcus at hour 0 , and it has a generation time of 60 minutes. how many bact
    5·1 answer
  • I need Help!!!! Fast!!
    12·1 answer
  • Pattern A follows the rule "subtract 3" and Pattern B follows the rule "subtract 4." Pattern A 20 17 14 11 8 Pattern B 24 20 16
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!