Perform the indicated operation. Write the answer in simplest form. If the answer is an improper fraction, write it as a mixed number.1
? 18
A. 29
B. 28
C. 18
D. 21
Answer: B
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Solve.Yvette has up to $6000 to invest and has chosen to put her money into telecommunications and pharmaceuticals. The telecommunications investment is to be no more than 5 times the pharmaceuticals investment. Write a system of inequalities to describe the situation. Let x represent the amount (in dollars) invested in telecommunications and y represent the amount (in dollars) invested in pharmaceuticals.
A. x + y = 6000, x ? 5y, x ? 0, y ? 0 B. x + y ? 6000, x ? 5y, x ? 0, y ? 0 C. x + y = 6000, y ? 5x, x ? 0, y ? 0 D. x + y ? 6000, 5x ? y, x ? 0, y ? 0
Factor out the GCF from the polynomial.96m7 + 120m5 - 36m2
A. m2(96m5 + 120m3 - 36) B. 12m2(8m5 + 10m3 - 3) C. 12(8m7 + 10m5 - 3m2) D. -m2(-96m5 + 120m3 + 36)
Write an equivalent expression with negative exponents.
A. -12y-2
B. 6y-2
C. (6y)-2
D. 
Estimate the value as a whole number or as a mixed numeral where the fractional part is 
.
+ 
+ 
A. 3
B. 3
C. 2
D. 2