Decide if the given number is a solution to the given equation.
= 
; - 28
A. No
B. Yes
Answer: B
Mathematics
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Find the solution set of the system.
?
?
A. ?
B. ?
C. ?
D. ?
Mathematics
Use identities to simplify the expression.
A. sec x B. cot x C. csc x D. tan x
Mathematics
Solve using matrices. 6x - y + 9z = 73-6x + 7y + 6z = 47 -9x - 4y + z = -50
A. (4, 6, 5) B. (-4, 5, 8) C. (4, 5, 6) D. (8, 5, -4)
Mathematics
Solve. Write a mixed numeral for the answer.To obtain a certain shade of paint, Peter mixed 2
gallons of white paint with 2
gallons of brown paint and 3
gallons of blue paint. How much paint did he have?
A. 8
gal
B. 
gal
C. 
gal
D. 2
gal
Mathematics