Solve the system of equations.x - y + z = 2x + y + z = 0x + y - z = -6
A. {(-1, 3, -2)}
B. {(3, -2, -1)}
C. {(-2, -1, 3)}
D. {(-2, 3, -1)}
Answer: C
Mathematics
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Solve the equation for the indicated variable.
= b for x
A. 
B. 
C. b + a
D. ab
Mathematics
Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.
A. 125
B. 5
C. 5
D. 25
Mathematics
Translate the phrase to an algebraic expression. Use n for the variable unless otherwise stated.negative five multiplied by the difference of some number and ten
A. -5(n ÷ 10) B. -5n - 10 C. -5(n - 10) D. -5(10 - n)
Mathematics
Determine if the number is divisible by 2, 3, 5, or none of these.5520
A. 2, 5 B. 2, 3, 5 C. 5 D. 3, 5
Mathematics