3 years ago

4x + 10y= -40 -5x + 3y= -40

Mathematics

1 answer:

Marrrta [24]3 years ago

8 0

4x+10y=-40-5x+3y=-40

4x+5x=3y-10y=-40+40

9x=-7y=0

6x-5y=-209x+2y=-30

6x+209x =2y+5y=35

215x=7y=35

x-5y=-142x+4y=-30

x+142x=4y+5y=-30

143x=9y=-30

8x+6y=-10-x-3y=20

8x+x=-3y-6y=20+10

9x=-9y=30

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