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svlad2 [7]
3 years ago
5

For each value of y, determine whether it is a solution to 18 < or equal to 3y.

Mathematics
1 answer:
OleMash [197]3 years ago
4 0

Answer:

  • 6, 7, 9 are solutions
  • 2 is not

Step-by-step explanation:

Divide the inequality by 3 to see what the solutions are:

  6 ≤ y

Now, you can tell that 2 is not a solution, but 6, 7, and 9 are solutions. The latter values are all at least 6.

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At the time of her​ grandson's birth, a grandmother deposited ​$6, 000 in an account. The account was paying 4.5​% interest comp
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Put the given numbers in the appropriate formula and evaluate.
  A = P(1 +r/n)^(nt)
P is the principal amount
r is the annual rate
n is the number of times per year interest is compounded
t is the number of years
A is the balance in the account after t years

a. A = $6000*(1 + .045/12)^(12*17) ≈ $12,875.53

b. A = $6000*(1 + .045/4)^(4*17) = $12,839.01
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3 years ago
On a number line, the directed line segment from q to s has endpoints q at –14 and s at 2. point r partitions the directed line
Fynjy0 [20]

The coordinates of point r(-8,0).

<h3>What is midpoint formula in coordinate geometry?</h3>

The coordinates of the point r(x,y) which divides the line segment joining the points p(x_{1},y_{1}) and q(x_{2},y_{2}) internally in the ratio :m_{1}m_{2} are

\left(\frac{m_{1}x_{2}+ m_{2}x_{1} }{m_{1}+m_{2}  } ,\frac{m_{1}y_{2}+ m_{2}y_{1} }{m_{1}+m_{2}  }\Rifgt)

Given that,

Two end points on the line q(-14,0) and s(2,0). point r(x,y) is the partition of the line segment from q to s in a ratio 3:5

m_{1} = 3 and m_{2} = 5

By using the midpoint formula

\left(\frac{m_{1}x_{2}+ m_{2}x_{1} }{m_{1}+m_{2}  } ,\frac{m_{1}y_{2}+ m_{2}y_{1} }{m_{1}+m_{2}  }\Rifgt)

\left(\frac{3(2)+ 5(-14) }{3+5  } ,\frac{3(0)+ 5(0) }{3+5  }\Rifgt)

\left(\frac{-64}{8  } ,\frac{0 }{8  }\Rifgt)

\left(-8 ,0\Rifgt)

Hence, The coordinates of point r(-8,0).

To learn more about midpoint formula from the given link:

brainly.com/question/4429656

#SPJ4

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1 year ago
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72 buddy here to help
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3 years ago
Solve mathematics question: In photo:) Second:)
mojhsa [17]
Hello,

Answer D

A Slopes :5/8,12/5==> no product is not -1

B:slopes: -1/2,3 no

C:slopes:2,-1/3 no

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6 0
3 years ago
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Which relations are functions ​
likoan [24]

The first, third, and fourth choices are functions. A relation is a function when x does not repeat. For the second choice, -4 repeats. Therefore, it is not a function. The other choices do not repeat an x-coordinate, so they are correct.

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