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Hitman42 [59]
4 years ago
13

Five friends want to rent a go-cart track that costs $100. Each friend intends to contribute the same about.

Mathematics
1 answer:
Inessa [10]4 years ago
6 0
Just divide $100 by 5. 100 divided by 5 = $20 each.
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A painting with dimensions 10 inches by 14 inches is placed in a picture frame (of constant width), increasing its area to 221 s
vazorg [7]

Answer:

1.5 inches

Step-by-step explanation:

(10+2x)(14+2x) = 221

4x² + 48x - 81 = 0

4x² + 54x - 6x - 81 = 0

2x(2x + 27) - 3(2x + 27) = 0

(2x + 27)(2x - 3) = 0

x = -27/2, 3/2

x = 3/2 or 1½ or 1.5 inches

5 0
3 years ago
Find the solution of the given initial value problem. y(4) + 2y''' + y'' + 8y' − 12y = 12 sin t − e−t; y(0) = 7, y'(0) = 0, y''(
Allisa [31]
Consider, please, this option.
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4 0
3 years ago
-x^2 = - 36 (solve using inverse operations)
Oksanka [162]

Answer:

x = ±6

Step-by-step explanation:

-x^2 = - 36

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sqrt(x^2) = sqrt(36)

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8 0
3 years ago
over a period of ten years Pats income rose from 15000 to 20000 round to the nearest whole number by what percentage did her inc
ludmilkaskok [199]
Original Income = 15,000
New income = 20,000

The percentage Increase in the income can be calculated as:

\frac{Change}{Original} * 100%

The change in income = 20000 - 15000 = 5000

Using the values, we get:

\frac{5000}{15000}*100%

= 33.33%

This means, Pats income increased by 33.33% in a period of ten years
5 0
4 years ago
Blake has a glass tank. First, he wants to put some marbles in it, all of the same volume. Then, he wants to fill the tank with
NeTakaya

Answer:

32 liters is the volume of the glass tank

3 0
2 years ago
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