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Gemiola [76]
3 years ago
5

in one day in, Annie traveled five times the sum of the number of hours Brian traveled and 2. together the travel 20 hours. find

the number of hours each person traveled.
Mathematics
1 answer:
svlad2 [7]3 years ago
3 0

5B + B = 20

6B = 20

B = 20 / 6  

= 10/ 3 hrs

A = 5 ( 10/3 + 2)

 = 5 (16/3)

= 80 / 3 hrs  

Brian traveled 10/3 hours and Annie traveled 80/3 hours.

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The sales tax in your city is %8.8, point, percent, and an item costs \$63$ before tax.
Flura [38]

Answer:

$68.54

Step-by-step explanation:

7 0
3 years ago
PLEASE HELP
kotykmax [81]

Answer:

\displaystyle y=-\frac{1}{2}x+\frac{11}{2}

Step-by-step explanation:

<u>Equation of the Line</u>

A line of slope m and y-intercept b can be expressed by the equation:

y=mx+b

The given line has the equation:

8x-4y=-24

Let's express it in the correct form:

-4y=-24-8x

Dividing by -4

y=2x+6

The slope of this line is m1=2. To find the slope m2 of a line perpendicular to this one, we use the following equation:

m_1.m_2=-1

Solving for m2:

\displaystyle m_2=-\frac{1}{m_1}

\displaystyle m_2=-\frac{1}{2}

The required equation has the form:

\displaystyle y=-\frac{1}{2}x+b

To find b, we use the point (3,4) through which the line passes:

\displaystyle 4=-\frac{1}{2}(3)+b

\displaystyle b=4+\frac{3}{2}=\frac{11}{2}

Thus the equation of the line is:

\boxed{\displaystyle y=-\frac{1}{2}x+\frac{11}{2}}

5 0
3 years ago
Mrs. Chesney bought 3 games at a cost of $14.99 each. What will she pay including 7% sales tax
max2010maxim [7]

Hey there!

The 3 games cost $14.99 each, so multiply to find the cost of the three combined without the tax (the subtotal).

14.99 × 3 = 44.97

To find the amount of tax she will have to pay, we must find 7% of 44.97, the price without the tax added to it (the subtotal).

100% = 1.0

7% = 0.07

Multiply 44.97 by 0.07 for the amount of tax.

44.97 × 0.07 = 3.1479

Add the tax to the cost of the games without tax (subtotal).

44.97 + 3.1479 = 48.1179

Round the amount to the nearest cent. The thousandths place is 7, so it gets rounded up.

The total she has to pay for the games is $48.12.

Hope this helps!

5 0
4 years ago
Hey can anyone help pls thank you !
arlik [135]

Answer:

x = 16

Step-by-step explanation:

The angle vertically opposite (4x - 17) is also (4x - 17) , then

4x - 17 and 8x + 5 are same- side interior angles and sum to 180° , that is

4x - 17 + 8x + 5 = 180

12x - 12 = 180 ( add 12 to both sides )

12x = 192 ( divide both sides by 12 )

x = 16

8 0
3 years ago
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rewona [7]
ITS 4 BECAUSE 2 then add 2 then you get 4 you have 2 apples and you add two more you have 4
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3 years ago
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