Solve the formula for the specified variable.P = a + b + c for a
A. a = b + c - P
B. a = P + b + c
C. a = b + P - c
D. a = P - b - c
Answer: D
Mathematics
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Solve the inequality and write the solution set in interval notation.
?
?
A. 
B. 
C. 
D. 
E. 
?
Mathematics
Solve the equation.
= 0
A. 
B. 
C. 
D. 
Mathematics
Translate the phrase to an algebraic expression. Use x to represent "a number."Multiply a number by -15.
A. x ÷ (-15) or 
B. (-15) ÷ x or 
C. -15 + x
D. x ? (-15) or -15x
Mathematics
Solve the problem. Assume that simple interest is being calculated in each case. Round your answer to the nearest cent.Robert Hall bought a new computer system. To pay for the system, he borrowed 
from the credit union at 3
% simple interest for 120 days. Find the interest owed. (Use a 365 day year.)
A. $61.60 B. $50.40 C. $187.37 D. $46.84
Mathematics