Perform the indicated operation and simplify.
- 
A. 7x + 58
B. 
C. 
D. 
Answer: B
Mathematics
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Solve.A rectangular flower bed is eight feet longer than it is wide. If the area of the flower bed is 84 square feet, find the width and the length of the flower bed.
A. 12 feet by 7 feet B. 12 feet by 20 feet C. 4 feet by 21 feet D. 6 feet by 14 feet
Mathematics
Translate to an equation and solve.What percent of 16 is 0.12?
A. 16 = n% × 0.12; n = 13,333.33% B. 0.12 = n% × 16; n = 0.75% C. 0.12 = n × 16%; n = 0.0075% D. 16 = n × 0.12%; n = 133.33%
Mathematics
Evaluate the expression. Write your answer without exponents.50
A. -1 B. 0 C. 1 D. 5
Mathematics
Write the system of linear equations in matrix form.
Mathematics