Write a formula to express the relationship. Use k as the constant of variation.The perimeter P of an equilateral triangle varies directly as the side s.
A. P = 3s
B. P = 
C. P = ks
D. P = 3s2
Answer: C
Mathematics
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Solve the equation.4[3 - 3(x + 1)] + 1 = 2(-43 - x) + 2x + 43
A. 
B. 
C. 
D. 
Mathematics
Use scientific notation to solve the problem.The distance from the earth to the sun is 92,900,000 miles. How long would it take a rocket, traveling at 2.9 x 103 miles per hour, to reach the sun?
A. 3.2 x 104 hr B. 3.2 hr C. 3.2 x 103 hr D. 3.2 x 102 hr
Mathematics
Perform the indicated operation
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Solve the problem.Find all the points having an x-coordinate of 9 whose distance from the point (3, -2) is 10.
A. (9, -12), (9, 8) B. (9, 13), (9, -7) C. (9, 6), (9, -10) D. (9, 2), (9, -4)
Mathematics