Simplify the expression. First use the distributive property to remove any parentheses.2(4n - 5)
A. 8n + 10
B. 8n - 10
C. 6n - 7
D. 8n - 5
Answer: B
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Match the graph to the correct inequality.
A. y ? 2x - 3 B. y ? 2x - 3 C. y ? -2x - 3 D. y ? -2x - 3
Find the specified vector or scalar.u = -5i + 2j and v = 10i + 23j; Find 
.
A. 3
B. 
C. 4
D. 3
Solve the problem.A science experiment requires 493 milliliters of substance X and 14.5 milliliters of substance Y. Find the unit ratio of substance X to substance Y. What does your result mean in this situation?
A. 
; For every ml of substance Y used, 34 ml of substance X must be used.
B. 
; For every ml of substance Y used, 34.5 ml of substance X must be used.
C. 
; For every ml of substance X used, 34 ml of substance Y must be used.
D. 
; For every ml of substance X used, 33.5 ml of substance Y must be used.
The table shows the enrollment and rank of six academic areas at a community college. Use the table to answer the question.
Which academic areas had enrollment greater than 800 students?
A. History B. English, Mathematics, History, Psychology C. English, Mathematics, History D. Psychology, Speech, Biology