Simplify the algebraic expression by combining like terms.
x - 
x + 
x
A. 
x
B. 
x
C. - 
x
D. 
x
Answer: B
Mathematics
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Simplify.-2(7r + 4) + 3(8r + 6)
A. -22r B. 10r + 4 C. 10r + 10 D. 5r + 2
Mathematics
For the given sets, construct a Venn diagram and place the elements in the proper region.Let U = {1, 2, 3, 4, 5, 6, 7, 8}A = {3, 6, 8}B = {4, 6}C = {1, 6, 7, 8}
A. 
B. 
Mathematics
Find an equation of the hyperbola.Foci at (7, 0), (-7, 0); transverse axis with length 8
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Provide an appropriate response.Determine if the stated number could represent a probability.
A. Yes B. No
Mathematics