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Readme [11.4K]
3 years ago
12

Help me plz i need help with this

Mathematics
1 answer:
kirill [66]3 years ago
6 0

Answer:

The expression would be 4x + 12. The second part woud be 16x + 48.

Step-by-step explanation:

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Help me please :) have a good day.
Aleonysh [2.5K]

Answer:

problem 1: h=a/b problem 2: 5

Step-by-step explanation:

First problem: a=bh

First you have to flip the equation so bh=a

Next you have to divide both sides by b.

bh/b=a/b

so h=a/b

Second problem: 45ft is the area and 9ft is the base so to find the height you have to divide the area by the base

If you only have the base and height you would multiply them to find the area. If you only have area and height you divide area by height to get base.

You have to divide 45 by 9, the answer would be 5.

Hope this helped!

3 0
3 years ago
The Volume of this triangular pyramid is 11140 cubic meters what is the value of u? Please help!!!
elixir [45]

Answer:

19

Step-by-step explanation:

10 x 19 = 190

190 divided by 2 = 95

95 x 12 = 1140

5 0
3 years ago
Find how many years it would take for an investment of $3700 to grow to $6000 at an annual interest rate of 6.2% compounded semi
lorasvet [3.4K]

Answer:

  7 years 11 months

Step-by-step explanation:

The future value formula for the value of a principal P invested at annual rate r compounded n times yearly for t years is ...

  FV = P(1 +r/n)^(nt)

For the given numbers, we want to find t:

  6000 = 3700(1 +.062/2)^(2t)

Dividing by 3700 and taking the logarithm, we get ...

  6000/3700 = 1.031^(2t)

  log(60/37) = 2t·log(1.031)

Dividing by the coefficient of t gives ...

  t = log(60/37)/(2log(1.031)) ≈ 7.92 . . . . . years

It will take about 7 years 11 months for the investment to grow to $6000.

7 0
3 years ago
10. Mrs. Mello told Rashid that the score on his
blondinia [14]
His current quiz score would be 60
4 0
3 years ago
Which expression is equivalent to 9x – 2x2 + 4x – x?
Artyom0805 [142]

Answer:

-2x^2+12x

Step-by-step explanation:

5 0
3 years ago
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