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Kazeer [188]
3 years ago
14

Examine this system of equations. Which numbers can be multiplied by each equation so that when the two equations are added toge

ther, the x term is eliminated?
One-fifth x + three-fourths y = 9

Two-thirds x minus five-sixths y = 8

A. –10 times the first equation and 3 times the second equation
B. 10 times the first equation and 3 times the second equation
C. –3 times the first equation and 5 times the second equation
D. 3 times the first equation and 5 times the second equation
Mathematics
1 answer:
aleksklad [387]3 years ago
8 0

Answer:

The first equation must be multiplied by 18 and second equation must be multiplied by 8

Step-by-step explanation:

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prisoha [69]
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4 years ago
4 times a number less than 7 times the same number is 24. Find the number.
Afina-wow [57]

Answer:

the number is 1

Step-by-step explanation:

4(7n-n)=24

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7 0
3 years ago
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Step-by-step explanation:

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7 0
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How many solutions does the following equation have? -1/3x2=5/6+1/3y2 5y2=25/2-5x2
Phantasy [73]

The system of equations have 2 solutions

<h3>How to determine the number of solutions?</h3>

The system of equations is given as:

-1/3x² = 5/6 + 1/3y²

5y² = 25/2 - 5x²

Next, we plot the graph of the system of equations.

From the attached graph, the equations intersect at two points

Hence, the system of equations have 2 solutions

Read more about system of equations at:

brainly.com/question/12895249

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6 0
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Janet's car will go 462 miles on 16.5 gallons of gas. How many miles will it take to drive 2719 miles
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2719/462 x 16.5 = 97.10714gallons which is approximately 97 gallons.
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