b1267411 b1267411
  • 11-01-2021
  • Mathematics
contestada

the solution of 3x + 4y = 16 and -3x + 2y = -10

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johnnycash55
johnnycash55 johnnycash55
  • 11-01-2021

Answer:

by adding the first equation and the second equation:

3x+4y=16

-3x+2y=-10

6y=6

y=1. then

by substuting the value of y in equation of 3x+4y=16

then

3x=16-4

3x=12

x=4

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