Solve the system of equations using substitution.
A. x = -8, y = 5
B. x = 8, y = 5
C. x = -8, y = -5
D. x = 8, y = -5
Answer: B
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Let 
. If y is multiplied by 4, how is x affected? Round your answer to two decimal places if necessary.
?
A. 1.59 is added to x B. x is multiplied by 64 C. 64 is added to x D. x is multiplied by 1.59
Express the repeating decimal as a fraction in lowest terms.0.
A. 
B. 
C. 
D. 
Determine the domain and range of the function from the graph.
A. (-?, ?); (-?, ?) B. [4, ?); (-?, ?) C. [0, ?); [0, ?) D. (-?, ?); [5, ?)
Use the Principle of Mathematical Induction to show that the statement is true for all natural numbers n.Show that the formula 
obeys Condition II of the Principle of Mathematical Induction. That is, show that if the formula is true for some natural number k, it is also true for the next natural number 
. Then show that the formula is false for 
.
What will be an ideal response?