Determine whether the given linear equations are parallel, perpendicular, or neither.y = -7x - 3y = -7x + 3
A. parallel
B. perpendicular
C. neither
Answer: A
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Solve the problem.A, B, C, D, E and F are the starting six players on a hockey team. The coach must choose a set of honorary "captains" for the last game of the season - it can be any number from one to all six. How many different possibilities are there?
A. 35 B. 63 C. 6 D. 720 E. none of these
Solve the formula for the specified variable.a + b = s + r for s
A. s = 
B. s = a + b - r
C. s = 
+ b
D. s = r(a + b)
Write a mathematical expression for the word phrase.One-seventh of -100
A. 
(-100)
B. 
(-100)
C. 
÷ (-100)
D. 
÷ (-100)
Translate the statement into an equation. Let x represent the unknown number. DO NOT SOLVE.The sum of four times a number and 3 is equal to the difference of twice the number and 1.
A. 4x + 3 = 2x - 1 B. 4(x + 3) = 2x - 1 C. 4x + 3 = 2x + 1 D. 4x - 3 = 2x - 1