Solve by the method of elimination by addition or subtraction. 7x + 9y = -14 3x - 7y = -6
A. x = -2, y = 1
B. x = -2, y = 0
C. x = -3, y = 1
D. Inconsistent
Answer: B
Mathematics
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. y = 
, y = 3, x = 0
A. 
?
B. 9?
C. 
?
D. 18?
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A. 7 square units B. 6 square units C. 8 square units D. 10 square units
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A. 7.101 × 101 B. 7.101 × 102 C. 7.101 × 10-1 D. 7.101 × 10-2
Mathematics