The answer would be 7(a - 1)
Answer:
Write in standard form.
3x+2y=8
Step-by-step explanation:
A B
D C
vectors
AB = DC
AB (-2-7 ; 3-1) => AB (-9 ; 2)
DC (1-x : -7-y)
1 - x = -9 => x = 10
-7-y = 2 => y = -9
D(10 ; -9)
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