Hello!
Answer:
17 yards
Step-by-step explanation:
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F(x) - g(x) = -2x^3 - 6x^2 + 9x
..............................................
X - y = 5,
x = 5 + y
substitute (x = 5 + y) into the first equation,
5 + y + 2y = -1
3y = -6
y = -2,
substitute y = -2 into (x - y = 5),
x + 2 = 5
x = 3
Hence, x = 3, y = -2