Solve using the addition principle.x + 13 = 19
A. 6
B. 32
C. -6
D. 
Answer: A
Mathematics
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Determine whether (f(g(x)) = x and whether (g (f(x)) = x.f(x) = 
, g(x) = x
A. No, yes B. Yes, no C. Yes, yes D. No, no
Mathematics
Graph the inequality.
+ 
? 1
A. 
B. 
C. 
D. 
Mathematics
Solve. Remember to insert units when writing your answer.One box of pudding mix weighs 1.995 kilograms, but 91 grams of this weight is the packaging. Find the actual weight (excluding packaging) of the pudding mix in 8 boxes.
A. 15.96 kg B. 15.232 kg C. 1.904 kg D. 8.68 kg
Mathematics
Use the intersection-of-graphs method to approximate the solution to the nearest hundredth.-1.62(6 + 3
x) - 5(?2x + 3
) = -7x + 4
A. {0.52} B. {-0.21} C. {0.21} D. {-0.52}
Mathematics