Translate the word phrase into an algebraic expression. Explain what the variable represents.3 times an individual's weekly income
A. 
, where W represents weekly income
B. 3 - W, where W represents weekly income
C. 3W, where W represents weekly income
D. 3 + W, where W represents weekly income
Answer: C
Mathematics
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Graph the linear inequality.x + y < -5
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.How long must $4900 be in a bank at 7% compounded annually to become $7868.33? (Round to the nearest year.)
A. 6 yr B. 8 yr C. 9 yr D. 7 yr
Mathematics
Sketch a vector v that models the given situation and express v as 
. A tailwind of 51 miles per hour relative to an airplane flying on a bearing of 340° (Round to the nearest whole number.)N
S
A.
v =  |
B.
v =  |
C.
v =  |
D.
v =  |
Mathematics
Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
2
5
A. -r-2s12 B. -r48s34 C. -r18s12 D. r18s12
Mathematics