Solve the system by substitution. If the system is inconsistent or has dependent equations, say so.7y - 7 = -x4x - 3y = -3
A. {(1, 1)}
B. {(0, 1)}
C. {(1, 0)}
D. {(0, 0)}
Answer: B
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Find the limit.
- 
A. ?
B. 
C. 
D. 0
Provide an appropriate response. A company can manufacture 4 cases of a product to make $13 profit, and it can manufacture 5 cases of the product to make $17 profit. Write the linear profit equation for this company.
A. y = 5x - 7 B. y = 4x + 9 C. y = 4x + 3 D. y = 4x - 3
Identify the given number as "Rational", "Irrational", or "Not a real number". If the number is rational, give its exact value. If the number is irrational, give a decimal approximation to the nearest thousandth.
A. Not a real number B. Rational, 11.358 C. Irrational, 11.358 D. Irrational, 64.500
Convert the angle from degrees to radians. Express the answer as a multiple of ?.630°
A. - 
B. - 
C. 
D. 7?