Solve the system by the addition method.6x + 5y = 956x + 2y = 110
A. {(-20, 5)}
B. {(-5, 20)}
C. {(20, -5)}
D. {(-20, 6)}
Answer: C
Mathematics
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Find the equation of the line passing through the two points.(5, -6) and (0, -2)
A. y = 
x - 2
B. y = - 
x - 2
C. y = - 
x - 2
D. y = 
x - 2
Mathematics
Solve the inequality. Graph the solution set and write the solution set in interval notation.x2 + 2x - 3 > 0
A. (1, ?)
B. (-?, -3) ? (1, ?)
C. (-3, 1)
D. (-?, -3)
Mathematics
Solve the inequality, then graph the solution.4x < 36
A. (-?, 9)
B. (9, ?)
C. (32 , ?)
D. (-?, 32)
Mathematics
Simplify.(2xy)3(3x4y9)2
A. 6x5y21 B. 72x9y14 C. 72x11y21 D. 6x11y21
Mathematics