Solve using the addition principle.-8.8 = 21 - x
A. -29.8
B. -12.2
C. 29.8
D. 12.2
Answer: C
Mathematics
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Simplify.- 
A. -3
B. 3
C. 5
D. -9
Mathematics
Write the compound statement in symbols.Let r = "The food is good," p = "I eat too much,"q = "I'll exercise."I'll exercise if I don't eat too much.
A. ~p ? q B. ~p ? q C. ~p ? q D. ~(p ? q)
Mathematics
Provide an appropriate response.
A V-slot forms a triangle whose angle at the vertex is 60°. The depth of the slot is 24 mm. Find the width of the V-slot. 
A. 12 mm B. 24 mm C. 13.9 mm D. 27.7 mm
Mathematics
Evaluate.81 ÷ 3 + {5 × [18 - (2 × 2)]}
A. 97 B. 100 C. 87 D. 92
Mathematics