Solve by the substitution method.
= 59x = 10 + 15y
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Identify the rule of algebra illustrated by the statement. 5p + 4p = (5 + 4)p
A. associative property of addition B. commutative property of addition C. associative property of multiplication D. commutative property of multiplication E. distributive property
Mathematics
Evaluate the improper integral.
A. -4 B. 4 C. -16 D. 16
Mathematics
The function f is one-to-one. Find its inverse.f(x) = 5x - 7
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
+ 7
D. f-1(x) = 
- 7
Mathematics
Solve the problem.Ellen wishes to mix candy worth $1.80 per pound with candy worth $2.40 per pound to form 48 pounds of a mixture worth $2.00 per pound. How many pounds of the more expensive candy should she use?
A. 16 pounds B. 32 pounds C. 28 pounds D. 22 pounds
Mathematics