1065914 1065914
  • 20-05-2020
  • Mathematics
contestada

Solve the system for (x).
-4x + 2y = 2
-3x + y = 4

Respuesta :

andreahutskop06wqv andreahutskop06wqv
  • 20-05-2020
2 is the answer because I really need points
Answer Link
georgefrancisfortres
georgefrancisfortres georgefrancisfortres
  • 20-05-2020

Answer:

-4x + 2y=2 (equa...1)

-3x + y=4 (equa... 2)

From equa...2

y=4 + 3x (equal...3)

Substitute y=4 +3x into equation 1

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

-4x + 2(4x + 3x) = 2

-4x + 8x + 6x =2

10x=2

Divide both sides by 10

x=2/10=1/5

x=1/5 or 0.2

Substitute x=0.2 into equation 1

-4x + 2y=2

-4(0.2) + 2y=2

-4.8 + 2y=2

Collect like terms

2y=2 + 4.8

2y=6.8

Divide both side by 2

y=6.8/2

y=3.4

Hence,x=1/5 or 0.2,y=3.4

Step-by-step explanation:

Answer Link

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