- 3 (- 2 + 9v) = (-3)·(-2) + (-3)·(9v) = 6 - 27v
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X = cos 60 x 8
X = 0.5 x 8 = 4
Add 799.99 and 679.99 which equals 1479.98
Then divide 1479.98 by 2 which equals 739.99
Your answer is c. 739.99
Answer is <span>c. y=10/x,
2=10/5
2=2
y=k/x -inverse variation, k - constant</span>
50 miles since 1 inch equals 10 miles and there's 5 inches that means 5x10=50