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noname [10]
3 years ago
10

Help,anyone can help me do quetion,I will mark brainlest.​

Mathematics
1 answer:
Anna [14]3 years ago
5 0

Answer:

Step-by-step explanation:

7)  4*5 - 2*3 = answer

20-6 = 14

8)  5*4 - 2*(2*2) = answer

20 -8 = 12

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A furniture store has a chair originally priced at $76 on sale for $58 . what is the percent of decrease rounded to the nearest
neonofarm [45]
So here is how we are going to find the answer. Firstly, we deduct 58 from 76 and we got 18. The decrease is $18. Now, we are going to find out how many percent is 18 of 76. So we divide 18 by 76 multiplied by 100 and we get 23.7%. Hope this answers your question. Have a great day!
8 0
3 years ago
In the diagram, PQ¯¯¯¯¯¯¯¯ is tangent to the circle at point Q, and secant PS¯¯¯¯¯¯¯ intersects the circle at points R and S. Th
dimaraw [331]

The tangent secant theorem says

PR × PS = PQ²

4 × (4+5) = PQ²

36 = PQ²

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Answer: 6

3 0
3 years ago
(06.04)
otez555 [7]

Answer:

5x/3y2

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
Listen
makkiz [27]

Answer:

The answer is the third equation. A = 250*(1 +0.016)^(0.75)

Step-by-step explanation:

Since Javier deposited $250 into an account with annual interest rate, then as the years passes his account will grow in the manner shown below:

account(0) = 250

account(1) = account(0)*(1 + 1.6/100) = account(0)*(1 + 0.016) = account(0)*1.016

account(2) = account(1)*1.016 = account(0)*1.016*1.016 = account(0)*(1.016)²

account(3) = account(2)*1.016 = account(0)*(1.016)²*1.016 = account(0)*(1.016)³

account(n) = account(0)*(1.016)^n

Where n is the number of years, account(0) is the initial amount. In this case only 9 months have passed, so we need to convert this value to years, dividing it by 12, which is 9/12 = 0.75. The initial amount was 250, so the equation is:

A = 250*(1.016)^(0.75)

The answer is the third equation.

7 0
3 years ago
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tom put 18 gallons of mid grade gas in his truck and filled up his empty five gallon gas can with regular gas for his lawnmower
k0ka [10]

Answer:

Step-by-step explanation:

Let price of milgrade gas be x and price of lawnmower gas be y.

18x + 5y=59.51

14x+y=39.75

Isolate one variable and substitute to solve for other variable.

8 0
2 years ago
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