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Vaselesa [24]
4 years ago
15

How do I add these two fractions

Mathematics
1 answer:
mrs_skeptik [129]4 years ago
7 0
Add numerator plus numerator and denominator plus denominator then add the sign of the remaining sign and don't forget to simplify
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Raul is flying a kite at the end of a string that is 200 feet long. Raul is holding the string 5 feet off the ground at the angl
valentina_108 [34]

Answer:

Kite is 89.52 ft off the ground

Step-by-step explanation:

We are told that the string is 200 ft long.

That the string is 5 ft off the ground at an angle of 25° to the horizontal.

I have drawn a triangle to depict this illustration with x being the height of the kite from the end of the string.

Also, I have depicted the ground level which is 5 ft below the end of the string.

From the triangle, we can calculate the height of the kite above the end of the string using pythagoras theorem.

x/200 = sin 25

x = 200 sin 25

x = 200 × 0.4226

x = 84.52 ft

Now, the bottom of the kite is 5 ft off the ground as depicted in the attachment.

Thus, height of kite above the ground = 84.52 + 5 = 89.52 ft

3 0
3 years ago
Write an expression for the calculation<br> add 34 and 6 and then multiply by 3.
Alona [7]
34+18
The expression is 52
8 0
3 years ago
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URGENT PLEASE ANSWER QUICKLY!!!!!!!! (WILL MARK BRAINLYIST)
mina [271]

Answer:

for 10 people she makes 35$

for 20 people she makes 55$

for 30 people she makes 75$

and for 40 people she makes 95$

Step-by-step explanation:

just plug the number of people (10, 20, 30, 40) into the x in the equation.

3 0
3 years ago
WILL GIVE BRAINLIEST!! Solve It &amp; Show Work
siniylev [52]

Answer:

6. x=11/25

7. x= 1/10

8. x = 1/4

9. x = -1

10. x=7

11. x=11/50

12. x=41/100

Step-by-step explanation:

6.add 2 to both sides , -18x=8, divide by -18 , simplify fraction to 11/25

7. 20x-4=-2. Add 4 to both sides. 20x=2. divide by 20. x=1/10

8. Distribute to get 8x-4=-2. add 4 to both sides. 8x=2. divide by 8. x=1/4

9. Distribute to get -6x+-8=-2. add 8 to both sides. -6x=6 divide by -6. x=-1

10. distribute to get -x-3=-10. add 3 to both sides -x=-7, x=7

11. 20x-4-2x+2=-6 , add like terms, 18x-2=-6 add 2 to both sides, 18x=-4 , divide by 18 . x=11/50

12. add like terms . -24x+4=-6, subtract 4 , -24x=-10 . divide by -24 x= 41/100

7 0
3 years ago
PLS HELP IT IS 34 POINTS!!
Dvinal [7]
<h3>Triangle</h3>

The sum of the two sides must be greater than the third side.

7 0
3 years ago
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