4 years ago

8y=28-4x 6x+8y=6 find the solution to the system of equations

Mathematics

1 answer:

sesenic [268]4 years ago

8 0

first equation equivalent to

4x+8y=28

substract with second equation

-2x=22

divide with -2

x=-11

substitute to first equation

8y=28-4(-11)

8y=72

divide with 8

y=9

so the solution is (-11,9)

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