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denis23 [38]
2 years ago
14

Please help me with this question please

Mathematics
1 answer:
saul85 [17]2 years ago
7 0

Answer:

A

Step-by-step explanation:

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What is the result of subtracting the second equation from the first -2x+7y=10 3x+7y=2
Iteru [2.4K]

The answer after subtracting the following equation is x= -8/5

Step-by-step explanation:

  • -2x+7y=10 ----- eq(1) , 3x + 7y =2------ eq(2)

  • 7y+3x =2
  • 7y-2x = 10
  • subtracting eq 2 from eq 1 we get
  • 5x = -8
  • x= -8/5

   

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3 years ago
-2x + y=5 and -5x + y = -4 cooridbnates of the solution to this system of equation
Viktor [21]

Answer:

(3,11)

Step-by-step explanation:

Turn both equations into linear equations:

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Then, just graph both equations.

Find the point where the two lines intersect. That point of intersection is  the solution. That coordinate is (3,11).

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3 years ago
What numbers are 3 units away from -1 on a number line?
Liono4ka [1.6K]

2 Would be your answer if the units are positive.


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What two numbers multiply to be -147 but add to be 46??
rodikova [14]
6 and 9 is the dumbest answer I can think of I’m just trying to get 100%
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The length of a rectangle is 3 more than twice its width. the perimeter is 48 feet
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Answer:

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Step-by-step explanation:

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