3 years ago

3x + 8y= -5 -2x + 2y= 18

Mathematics

1 answer:

WINSTONCH [101]3 years ago

6 0

Answer:

3x+8y=-5-equatin.1

-2x+2y=18-equation.2

now,

subtracting both equation.1 by equation.2,then

3x+8y=-5

-8x+8y=72

+ - -

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