MATHEMATICS HIGH SCHOOL

Which is the best way to solve the equation x^2 = n?​
Which is the best way to solve the equation x^2 - 1

Answers

Answer 1
Answer:

Answer:

  see below

Step-by-step explanation:

You solve an equation by undoing what is done to the variable. When the variable is squared, as here, you undo the squaring by taking the square root. Any operation you do on one side of the equation must also be done on the other side. Hence, you take the square root of both sides of the equation.

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The table shows prices that three restaurant chefs paid for the same kind of salmon at the Florida Fish FactoryPrice, pWeight, w3 Ib.$ 27.005 lb.$ 45.008 lb.$ 72.00The equation p= kw, shows the relationship between the price of salmon. p. and the weight of the salmonWhat is the value of the constant of proportionality in this situation?per pound
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The given table of values shows a linear relationship.What is the rate of change for this relationship?

A. 3

B. 1/3

C. -3

D. - 1/3

Answers

Answer:

it shod be B. 1/3

Step-by-step explanation:

Hannah has a credit card with an APR of 11.90% and a billing cycle of 30 days. The following table shows Hannah’s transactions in the month of April. Date Amount ($) Transaction
4/1 322.95 Beginning balance
4/10 19.87 Purchase
4/14 50.00 Payment
4/19 71.21 Purchase

If Hannah’s credit card company calculates finance charges using the daily balance method, what will her April finance charge be?
a. $2.71
b. $3.20
c. $3.30
d. $3.61

Answers

Answer:

c.  $3.30  is correct

Answer:

C. 3.30 is 100% correct

Step-by-step explanation:

Thu wants to play “Guess My Number,"she states. “When I triple my number and add five ,I get twenty-six.what is my number?" What is her number? Show how you know

Answers

3x + 5=26
subtract 5 from both sides
3x=21
divide by 3
x=7
Her number is 7. You simply subtract 5 from 26 and get 21 then you divide it by 3 and get 7. Basically you are reversing the steps she stated.

What is negative 5/12 minus 7/9

Answers

-5/12 - 7/9 =-43/36
first find common denominators 36 so you multiply -5/12 by 3 and 7/9 by 4 to get -15/36-28/36 to get -43/36
either -1.194444444, or -43/36

city high school had a student reduction and lost 3/4 of its students. if 87 of its students were left after the reduction, how many students wete there originally?

Answers

there were 116 students originally

21.21+13.22+-13.22 what is the answer

Answers

Answer:

21.21

Step-by-step explanation:

=21.21+13.22+(-13.22)

=21.21+0

=21.21

Answer: 47.65

Step-by-step explanation:

Hope this helps:)
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