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KATRIN_1 [288]
3 years ago
15

Wei has $150.00 to make a garland using 60-cent balloons. He wants to purchase 100 blue balloons and some number of white balloo

ns. He learns that the white balloons are on sale for half price. He writes and solves an equation to find the number of white balloons he can purchase.
Which models can be used to solve the problem?This isosceles triangle has two sides of equal length, a, that are longer than the length of the base, b. The perimeter of the triangle is 15.7 centimeters. The equation 2a + b = 15.7 models this information.

If one of the longer sides is 6.3 centimeters, which equation can be used to find the length of the base?
Mathematics
1 answer:
DaniilM [7]3 years ago
6 0

$149.60 that's what he will have left

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Simplify. Evaluate the numerical bases. 2^3 x ^3y ^-2 . 2^-5 xy^2
yan [13]

9514 1404 393

Answer:

  B. x^4/4

Step-by-step explanation:

   2^3x^3y^{-2}\cdot 2^{-5}xy^2=2^{3-5}x^{3+1}y^{-2+2}=2^{-2}x^4\\\\=\boxed{\dfrac{x^4}{4}}

_____

The applicable rules of exponents are ...

  (a^b)(a^c) = a^(b+c)

  a^-b = 1/a^b

4 0
3 years ago
please solve for the function and the function only for both of these problems for 10 points! thank you so much! :)
lesya692 [45]

Answer:

y = 5x + 10

y = 0.75x + 4

Step-by-step explanation:

3 0
3 years ago
Whats the answer to a − 4 = 8 + a
marusya05 [52]

Answer:

Step-by-step explanation:12

5 0
3 years ago
Read 2 more answers
Find the error & explain why it is wrong:
ICE Princess25 [194]

Step b is wrong. The slope is the change in y over the change in x.

Step b should be (18- 8)/( 10-6)

= 10/4

= 5/2

8 0
2 years ago
Steven has a bag of 20 pieces of candy. Four are bubble gum, 4 are chocolates, 4 are fruit chews, and the rest are peppermints.
Delicious77 [7]
There are 20 pieces in the bag all together. Four are chocolate.
The probability of picking a chocolate with his eyes closed is 4/20.

In simplest form, that's 1/5 or 20% .

6 0
3 years ago
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