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Vsevolod [243]
3 years ago
14

How many solutions does this system have? x + 2y = -1 2x + 4y = -2

Mathematics
1 answer:
gladu [14]3 years ago
4 0

Answer:

Infinitely many solutions.

Step-by-step explanation:

x+2y=-1

2x+4y=-2

-----------------

x=-1-2y

2(-1-2y)+4y=-2

-2-4y+4y=-2

-2+0=-2

-2=-2

infinitely many solutions

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guajiro [1.7K]

Answer:

If the time passed is only 3 months, then it is $2040

Step-by-step explanation:

We can use the quarterly compounded interest equation for this problem: P(1 + r/n)^nt

Step 1: Find out how much 3 months is in a year

<em>In this case, 3/12 which is 1/4</em>

Step 2: Plug in known variables into equation

2000[1 + (0.08)/4)]^[(4)(1/4)]

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If the time passed in the problem is 1 year, then we can be able to solve how much money he earned per quarter. However, since only 3 months have elapsed, then he has only earned $2040.

7 0
3 years ago
What is the difference between categorical and quantitative data? Give examples of each of your own for each. Also decide whethe
Snezhnost [94]

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Categorical data examples are: race, sex, age group, and educational level

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There were 436 tickets purchased for a major league baseball game. The general admission tickets cost ​$6.50 and the upper reser
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Answer:

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Answer:

How many general admission tickets were​ purchased? __<u>136</u>__

How many upper reserved tickets we purchased? _<u>300</u>_

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