Use the distributive property to multiply. Then, if possible, simplify the resulting expression.3(7 + m)
A. 21m
B. 21 + m
C. 21 + 7m
D. 21 + 3m
Answer: D
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Write the first four terms of {an}.an = 
A. -1, - 
, - 
, - 
B. -1, 
, - 
, 
C. 1, 
, 
, 
D. 1, - 
, 
, - 
Solve the problem.Northwest Molded molds plastic handles which cost $0.70 per handle to mold. The fixed cost to run the molding machine is $1613 per week. If the company sells the handles for $1.70 each, how many handles must be molded and sold weekly to break even?
A. 2304 handles B. 672 handles C. 1613 handles D. 1075 handles
Translate the following into an equation where x represents the unknown number. Then solve the equation for x.A number subtracted from - 
is - 
.
A. x - 
= - 
, x = - 
B. x - 
= - 
, x = - 
C. 
- x = - 
, x = 
D. - 
- x = - 
, x = 
Does the system have a unique solution, no solution, or many solutions?
A. A unique solution B. Many solutions C. No solution