evansrebekkah
evansrebekkah evansrebekkah
  • 24-04-2021
  • Mathematics
contestada

Solve the simultaneous equations
8x+3y=45
2x+3y=27
Your final line must say x= and y=

Solve the simultaneous equations 8x3y45 2x3y27 Your final line must say x and y class=

Respuesta :

friend42 friend42
  • 24-04-2021

Step-by-step explanation:

here's your answer

hope it helps you

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Answer Link
dna19123
dna19123 dna19123
  • 24-04-2021

Answer:

x=3 y=7

Step-by-step explanation:

8x+3y=45....(1)

2x+3y=27......(2)

subtract eq(2) from (1)

8x+3y=45......(1)

-2x-3y= -27......(2)

we get 6x=18

x=3

put the value of x in equation (1)

8×3+3y=45

24+3y=45

3y=21

y=7

Answer Link

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