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Reptile [31]
2 years ago
7

Luis wants to buy a skateboard that usually sells for $79.78. All merchandise is discounted by 12%. What is the total cost of th

e skateboard if Luis has to pay a state sales tax of 7.75%. Round your intermediate calculations and answer to the nearest cent.
This is a seventh-grade math question. Please answer correctly, if you do not the whole question is wrong and I don't want that
Mathematics
1 answer:
inysia [295]2 years ago
4 0

Answer:

$75.65

Step-by-step explanation:

$79.78 is discounted 12%. 12% of 79.78 is 9.57

79.78 - 9.57 = 70.21

Tax of 7.75% = 0.0775 x 70.21 = 5.44

70.21 + 5.44 = 75.65

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M<5=? what’s it equal
WINSTONCH [101]

Answer:

<8

Step-by-step explanation:

They are the same angle degree.

5 0
2 years ago
The hours of daylight, y, in Utica in days x from January 1, 2013 can be modeled by the equation y = 2.89sin(0.0145x-1.40) + 10.
Pie

Answer:

9.3 hours

Step-by-step explanation:

Given

y = 2.89\sin(0.0145x-1.40) + 10.99.

Required

Hours of sunlight on Feb 21, 2013

First, calculate the number of days from Jan 1, 2013 to Feb 21, 2013

days = 52

So:

x = 52

So, we have:

y = 2.89\sin(0.0145x-1.40) + 10.99.

y = 2.89\sin(0.0145*52-1.40) + 10.99.

y = 2.89\sin(0.754-1.40) + 10.99.

y = 2.89\sin(-0.646) + 10.99.

y = 2.89*-0.6020 + 10.99.

y = -1.740 + 10.99.

y = 9.25

<em></em>y = 9.3<em> --- approximated</em>

8 0
2 years ago
What is a two dementional figure that has one endpoint.PLEASE HELP ME!!!!!​
Ivanshal [37]

Answer:

A two dimensional figure that has only one endpoint is a ray

Step-by-step explanation:

A ray has one endpoint and then goes on for infinite time in the other direction.

7 0
3 years ago
I'm confused on how to do this question
laila [671]

Answer:

CE = 35

Step-by-step explanation:

Based on the Triangle Proportionality Theorem, BD divides AC and CE proportionally. This implies that:

BC:AB = DC:DE

Plug in the values

(x - 5)/6 = 14/(2x + 3)

(x - 5)(2x + 3) = 14*6

x(2x + 3) -5(2x + 3) = 84

2x² + 3x - 10x - 15 = 84

2x² - 7x - 15 - 84 = 0

2x² - 7x - 99 = 0

Factorize

2x² - 18x + 11x - 99 = 0

2x(x - 9) +11(x - 9) = 0

(2x + 11)(x - 9) = 0

2x = -11

x = -11/2

Or

x = 9

Let's take the positive value of x

Thus:

CE = 14 + 2x + 3

Plug in the value of x

CE = 14 + 2(9) + 3

CE = 14 + 18 + 3

CE = 35

3 0
2 years ago
What is the GCF? 3x2-2x
Elena L [17]

Answer:

1

Step-by-step explanation:

Everything can be multiplied by 1 in this situation so 1 is the greatest common factor

7 0
2 years ago
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