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fenix001 [56]
4 years ago
13

How does the order of operations affect a equation? i really need to know

Mathematics
1 answer:
satela [25.4K]4 years ago
7 0

Answer:

A specific order can change the answer completely

Step-by-step explanation:

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Annie bakes cookies and cupcakes in a ratio of 2 to 7 for her gift boxes. Her school needs 36 desserts to sell in a bake sale. H
Kitty [74]

Answer:

8 cookies and 28 cupcakes

Step-by-step explanation:

2+7=9\\36/9=4\\

2 × 4=8

7 × 4=28

8+28=36

3 0
3 years ago
Evaluate 3y^2-5y-6 when y =2​
tester [92]

Answer:

the answer would be -4

Step-by-step explanation:

just replace the variable y with two in the expression and solve

3(2)^2-5*2-6

7 0
3 years ago
Help asap please thanks
Arada [10]
A + b 
= -10 + 4
= 4 - 10
= -6
7 0
3 years ago
Read 2 more answers
1. A boat is 18 ft away from a point perpendicular to the shoreline. A person stands at a point down the shoreline so that a 68°
slega [8]

Answer:

19.4 feet

Step-by-step explanation:

When calculating distances using perpendicular angles, we use trig functions such as Sin, Cos, and Tan.

  • Sine is defined in a perpendicular triangle as the ratio of the opposite side to the angle over the hypotenuse.
  • Cosine is defined in a perpendicular triangle as the ratio of the adjacent side to the angle over the hypotenuse.
  • Tangent is defined in a perpendicular triangle as the ratio of the opposite side over the adjacent side.

Because our angle and know side value are across from each other and we need to know the hypotenuse, we chose to use Sine.

We set up the equation sin (68) = \frac{18}{h}.

We isolate h by multiplying h across the equal sign and dividing sin (68) across as well. sin (68) = \frac{18}{h}\\hsin (68) = \frac{18}{h}*h\\hsin (68) = 18\\\frac{hsin (68)}{sin (68)} =\frac{18}{sin (68)} \\

And finally we have h=\frac{18}{sin (68)}. We input to calculator.

h=\frac{18}{0.92718} \\h=19.4 feet

See the attached picture below showing the shore with the boat out at sea and the position of the person.


8 0
3 years ago
How many thirds are in -3 2/3
Alika [10]
There are 11. thirds in 3 2/3
7 0
3 years ago
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