Add.22,123 + 11,113 + 11,222
A. 34,558
B. 54,358
C. 44,548
D. 44,458
Answer: D
Mathematics
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Subtract.-147 - (-88 )
A. 235 B. -59 C. 59 D. -235
Mathematics
Find the exact value of y, or state that y is undefined.y = cos-1 
A. 
B. 
C. 
D. 
Mathematics
Solve the system.x2 + y2 = 145x + y = -17
A. {(-8, -9), (-9, -8)} B. {(8, -9), (9, -8)} C. {(8, 9), (9, 8)} D. {(-8, 9), (-9, 8)}
Mathematics
Determine if the ordered pair is a solution to the given system.
; 
A. Yes B. No
Mathematics