awaseem935 awaseem935
  • 22-05-2022
  • Mathematics
contestada

-2x+5y=40
3x-2y= -5
Solve by using guassion elimination method

Respuesta :

tshegomolefe902
tshegomolefe902 tshegomolefe902
  • 22-05-2022

solve simultaneously

Step-by-step explanation:

make one of the equations x subject of the formula and the other equation y subject of the formula

y=8+2/5x....1

x=-5/3 + 2/3y.....2

substitute equation 1 into equation 2

x=5

y=10

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