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Solnce55 [7]
3 years ago
9

4x – 9y = 7 –2x 3y = 4 what number would you multiply the second equation by in order to eliminate the x-terms when adding to th

e first equation? what number would you multiply the second equation by in order to eliminate the y-terms when adding to the first equation?
Mathematics
2 answers:
steposvetlana [31]3 years ago
8 0
Multiply equation II by 2 and then add up the equations.
Alchen [17]3 years ago
7 0

Answer:

What number would you multiply the second equation by in order to eliminate the x-terms when adding to the first equation? answer 2

What number would you multiply the second equation by in order to eliminate the y-terms when adding to the first equation? answer 3

Step-by-step explanation:

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Help me please 25 points.
sveticcg [70]

The answer i got is VP<------------->

AKA the first option

i hope this is right  

4 0
4 years ago
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One apple and three oranges cost $5.10 and another 5 oranges and one Apple cost $7.50 what is the price of one apple and one ora
alekssr [168]

Answer:

$2.7

Step-by-step explanation:

Let the price of one apple be x

and the price of one orange y

Hence ;

One apple and 3 oranges would cost:

x + 3×y = $5.10----------------------------(1)

One apple and 5 oranges would cost;

x + 5×y = $7.50--------------------------(2)

Subtracting eqn (1) from (2), we have :

x-x + 5y -3y = 7.5- 5.1

2y = 2.4

y = $1.2

From eqn(1)

x + 3y = $5.10

x= $5.10-3($1.2) = $5.10-$3.6 = $1.5

Hence x=$1.5 and y= $1.2

We are required to find the cost of one apple and one orange, hence :

x+y = $1.5+$1.2= $2.7

4 0
3 years ago
Can somebody please help me
erik [133]

Answer:

d=3 and e=-1

Step-by-step explanation:

d+e=2

d=2-e-----(1)

d-e=4-----(2)

substituting (1) in (2)

2-e-e=4

-2e=2

e=-1-----(3)

substituting (3) in (1)

d=2-(-1)

d=3

6 0
3 years ago
P- 6= -5 what is the answer (NEED HELP)
slega [8]

Answer:

P=1

Step-by-step explanation:

1-6=-5

3 0
3 years ago
Graph a line that contains the point (-5, -6) and has a slope of 2/3.
OlgaM077 [116]

Answer:

I think this will help

Step-by-step explanation:

Make a point at(-5,-6) then go up two boxes and right three boxes.

4 0
3 years ago
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