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
Novay_Z [31]
2 years ago
11

Help me with this question I will mark brainlist no web link Solve :-9n²-64=0​

Mathematics
1 answer:
Archy [21]2 years ago
6 0
Factorize

(3n + 8) (3n - 8) = 0
3n + 8 = 0 and 3n - 8 = 0

Solve both for n

3n + 8 = 0
3n = -8
n = -8/3


3n - 8 = 0
3n = 8
n = 8/3

Therefore n = -8/3 and n = 8/3
You might be interested in
Luke is having a birthday party. He can spend no more.than $300.00. He buys decorations that cost $75.00. He wants to spend the
Fiesta28 [93]

Answer:

$300 <u>< </u> $75.00 + 15 x

Step-by-step explanation:

hope that helps

6 0
3 years ago
Read 2 more answers
Express -23/45 as a decimal
Marrrta [24]
To do this you must divide the two numbers -23÷45 is -0.511111....
8 0
3 years ago
I need help with this two please help me
bulgar [2K]

Answer:

first question angle J. Because corresponding sides are equal. Second is 3rd one by SSS. thank me later. ❤️

5 0
3 years ago
Jana would like to conduct a hypothesis test to determine if she is earning on average more than $18 per commission from her mem
zvonat [6]

Answer:

Step-by-step explanation:

The test statistic is 19.1 - 18 V20 = 3.08 • The critical value is 2.1 = 1.28. Select two responses below.

= x Statistics - 4 hours & Select all that apply Reject At the 10 significance level, the data provide sufficient evidence to conclude that the mean commission is more than Fail to reject At the 10 significance level, the test results are not statistically significant and at best, provide weak evidence against the null hypothesis. The test statistic falls within the rejection region. The test statistics is NOT in the rejection region.

5 0
3 years ago
). On a map the distance from Jan's house to school meaures 1.5 in. If the scale
natta225 [31]

Answer:

2 miles and 0.5 in.

Step-by-step explanation:

if 1 inch eqauls 2 miles than think about it the 2 miles is for the 1 in 1,5 so it would be 2 miles and then you would have the 5 left so it woudl be 0.5 inches left.

3 0
2 years ago
Other questions:
  • Can someone plz help me ASAP!!!
    8·1 answer
  • What is 5 7/10 times -5/9
    15·2 answers
  • The product of two consecutive even integers is 224. what are the 4 integers?
    10·2 answers
  • Find the volume of a regular triangular pyramid if it has height h=12 cm, base edge b=10 cm and height of the triangular base hb
    6·1 answer
  • There are 45 students in a class. If 60% of them are girls, find the number of girls and boys
    5·2 answers
  • Which equation is NOT written in slope-intercept form?
    12·1 answer
  • If $3,500 is invested at a rate of 6% , compounded continuously, approximately what amount of time would be needed to have a bal
    11·1 answer
  • Two 5-year girls, Alyse and Jocelyn, have been training to run a 1-mile race. Alyse's 1 mile time A is approximately Normally di
    9·1 answer
  • A stock of food is enough to fees 50 persons for 14 days. How many days will the foos last if 20 persons will be added?
    9·1 answer
  • SIMPLE CONGRUENCE QUESTION!!! LOTS OF POINTS!
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!