3 years ago

4x+5y=6 and 6x-7y=-20

Mathematics

1 answer:

FinnZ [79.3K]3 years ago

5 0

Answer:

Step-by-step explanation:

4x+5y=6

x= $\frac{6-5y}{4}$

6( $\frac{6-5y}{4}$ )-7y=-20

9-7.5y-7y=-20

-14.5y=-20

y= $\frac{20}{29}$

5( $\frac{20}{29}$ )+4x=6

x= $\frac{37}{58}$

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4x+5y=6 and 6x-7y=-20​

4x+5y=6 and 6x-7y=-20