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find the value of x and y if: (x-yi)+ 7-2i =9-i​

Sagot :

vikhaashkana25

Answer:

x=2, y=-1

Step-by-step explanation:

[tex](x+7)+(-y-2)i=9-i[/tex]

the (x+7) part corresponds to the 9 and the (-y-2) corresponds to the coefficien of i.

[tex]x+7=9[/tex]

[tex]x=2[/tex]

[tex]-y-2=-1[/tex]

[tex]y=-1[/tex]

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