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Cloud [144]
3 years ago
14

Please someone help me thanks :D

Mathematics
1 answer:
Luda [366]3 years ago
6 0

Answer:

The answer is b.

Step-by-step explanation:

If you divide y by x for every pair, you will get the number 4. This means that it is proportional because each pair has the same solution.  

Hope this helps!

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Add the complex numbers. <br><br> (5-2i)+(2+4i)
Ksju [112]

Answer:

2i + 7

Step-by-step explanation:

Given

(5 - 2i) + (2 + 4i) ← remove parenthesis

= 5 - 2i + 2 + 4i ← collect like terms

= 2i + 7

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3 years ago
Find the Roots of the quadratic equation.<br> 2x2 + 7 – 30 = 0
DIA [1.3K]

Answer:

x=−5/2,6

Step-by-step explanation:

5 0
3 years ago
Which expression is equivalent to
VladimirAG [237]

Answer:

The answer is A which is X^3 3 root y

7 0
2 years ago
Four brothers each bought two hot dogs and a bag of chips at the football concession stand. If the bag of chips was 1.25, and th
SSSSS [86.1K]

Answer:

  $1.65

Step-by-step explanation:

If h is the price of a hot dog, then the total bill was ...

  4(2h +1.25) = 18.20

  2h +1.25 = 4.55 . . . . . . divide by 4

  2h = 3.30 . . . . . . . . . . . subtract 1.25

  h = 1.65 . . . . . . . . . . . . . divide by 2

The price of one hot dog was $1.65.

6 0
3 years ago
A sporting goods store is offering a 10% discount on in-line skates that normally cost $110.99. How much will the in-line skates
IgorLugansk [536]

Answer:

$90.90

Step-by-step explanation:

The item normally costs $110.99. If the sporting goods store is offering a 10% discount, it means that the price including the discount will be:

$110.99 x 0.90 = $99.891.

the in-line skates cost with the discount $99.89, not including taxes.

5 0
3 years ago
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