jakechadisthecool jakechadisthecool
  • 11-03-2021
  • Mathematics
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PLEASE ANSWER AND EXPLAIN I’LL MARK BRAINLIEST

PLEASE ANSWER AND EXPLAIN ILL MARK BRAINLIEST class=

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MrRoyal
MrRoyal MrRoyal
  • 16-03-2021

Answer:

[tex]x = 1[/tex]

[tex]y = -2[/tex]

Step-by-step explanation:

Given

[tex]2x - 3y = 8[/tex]

[tex]4x + 3y =-2[/tex]

Required

x and y

Add both equations to eliminate y

[tex]2x + 4x - 3y + 3y = 8 - 2[/tex]

[tex]6x = 6[/tex]

Divide both sides by 6

[tex]x = 1[/tex]

Substitute [tex]x = 1[/tex] in the first equation

[tex]2x - 3y = 8[/tex]

[tex]2 * 1 - 3y = 8[/tex]

[tex]2 - 3y = 8[/tex]

[tex]-3y = 8 - 2[/tex]

[tex]-3y = 6[/tex]

Divide by -3

[tex]y = -2[/tex]

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