Simplify, if possible.-7 - 5

A. 32
B. -12
C. -32
D. -18


Answer: C

Mathematics

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The table below shows the cost of office supplies.  Item Box of staples Box of pens Ream of paper Cost $1.50 $2.93 $5.17For each hour the office staff works, you earn $20.44.  Use a formula to express the net income I, in dollars, that is the result H hours of work by the office staff less the cost of purchasing S boxes of staples, P boxes of pens, and R reams of paper.   ?

A.
B. ?
C. ?
D. ?

Mathematics

For the following data table, complete the table of changes, and determine if the data can be modeled exactly by a linear function. Round your answer to two decimal places, if necessary.  x 3 8 13 18 y 25.14 14.24 3.34 -7.56?  Change in x From 3 to 8 From 8 to 13 From 13 to 18 Change in y   

What will be an ideal response?

Mathematics

Solve the initial value problem. = sin (2x + ?), y(0) = 6

A. y = - cos (2x + ?) + 5
B. y = 2 cos (2x + ?) + 6
C. y = -  cos (2x + ?) + 6
D. y = -  cos (2x + ?) + 

Mathematics

Determine whether the set is well defined or not well defined. The set of children in fourth grade at Maple Elementary School that are funny

A. well defined B. not well defined

Mathematics