Solve for x: 1/2(4x-6) - 1/4(12x+16)= -(2x-3)+9

Answers

Answer 1
Answer: = 2x - 3 - 3x - 4 + 2x - 3 + 9
= 2x - 3x + 2x - 3 - 4 - 3 + 9 (arrange them to general form)
= x - 1

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Work out a volume of a prism 4m x 4m x 7m

Answers

multiply all of that together

7x4= 28

28x4=112

Evaluate if x=13.2 and y=4.3 -x-2y

Answers

Lets substitute for each variable, then solve:-

x = 13.2
y = 4.3

x = 13.2
-13.2 - 2y

y = 4.3
-x - 2 · 4.3

Lets solve:-

-13.2 - 2 × 4.3 
-13.2 - (2 × 4.3)
-13.2 - 8.6
-21.8

So, when x = 13.2 and y = 4.3, -x - 2y = -21.8

Hope I helped ya!! xD

Gertrude takes out a $5,500 subsidized Stafford loan, which must be paid back in ten years. Gertrude will graduate four years after taking out the loan. If the loan has an interest rate of 6.8%, compounded monthly, and Gertrude makes monthly payments, how much interest will she pay by the time the loan is repaid? Round all dollar values to the nearest cent.

Answers

Answer:

Interest paid = $2,095.30

Step-by-step explanation:

Gertrude takes out a $5,500 subsidized Stafford loan.

The loan has an interest rate of 6.8%, compounded monthly.

Present Value = $5,500.

Time period = 10 years. So N = 10 x 12 = 120 months.

Interest rate, R = 6.8/1200 = 0.005666667

Then PV = Pmt * [1 - (1+R)^(-N)]/(R)

5500 = Pmt * [1 - (1+0.005666667)^(-120)]/(0.005666667)

Pmt = $63.29418157

She made total repayment = 63.29418157 x 120 = $7,595.30

Interest paid = Total repayment - Loan Principal = $7,595.30 - $5,500 = $2,095.30

Interest paid = $2,095.30

Answer:

Interest to be paid = $2904

Step-by-step explanation:

As we know the formula of per month installments

E.M.I.=(P* r* (1+r)^(n))/((1+r)^(n)-1)

By putting the value of P (loan applied for)=$5500

r (Monthly rate of interest) =(6.8)/(12* 100)

n = number of monthly installments = 10×12 = 120

E.M.I.=(5500* ((6.8)/(12* 100))(1+(6.8)/(1200))^(120))/((1+(6.8)/(1200))^(120)-1)

=(5500* .00567* (1+.00567)^(120))/((1+.00567)^(120)-1)

=(5500* .00567* 1.971)/(1.971-1)

=(61.461)/(0.971)=$63.29

E.M.I.=$63.29

Total Installments of loan =120

Therefore total amount paid against loan = $63.39×120=7594.28

So interest paid = 7594.28-5500= $2094.28

How do find a missing term

Answers

Answer:

hope this helps:

Step-by-step explanation:

To find the missing term in a number sequence, identify the rule followed by the numbers in the sequence and then use this rule to find the missing term. In the above example, the rule followed by the numbers is “Add 8 and then subtract 2”. Hence, the missing term in the given number sequence is 32.

The table shows the battery life of four different mobile phones.Mobile Phone Battery Life
Phone Battery Life
A 20
B 25
C 10
D 18


If 7.75% of the battery life of each mobile phone is used in a day by a typical user, for which mobile phone is 0.775 hour of battery life used in a day?
Phone A
Phone B
Phone C
Phone D

Answers

Answer:

Probably phone C

Step-by-step explanation:

Answer:

1. B

2. D

hope this helped

How do I round these numbers?

Answers

Do your sum which is $329.69 subtract $59.63 then if the unit is 4 or less round your answer to the nearest ten eg, 103 would be rounded to 100. If the unit is 5 and above you would round your answer up eg, 437 would be rounded to 440.