Solve the equation.-5 + 7 = 
A. -24
B. 6
C. -4
D. -14
Answer: C
Mathematics
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Use the midpoint rule with the given number of subintervals to approximate the integral. Round to three decimal places, when necessary.
; n = 4
A. -19.38 B. -17.679 C. -18.274 D. 18.273
Mathematics
Decide whether the statement is an example of the commutative, associative, identity, inverse, or distributive property.2(4f) - 2(6g) = 2(4f - 6g)
A. Distributive B. Commutative C. Identity D. Associative
Mathematics
Solve the problem.Mrs. Boyd has a desk full of quarters and nickels. If she has a total of 19 coins with a total face value of $2.15, how many of the coins are nickels?
A. 15 nickels B. 13 nickels C. 6 nickels D. 11 nickels
Mathematics
Provide an appropriate response.How many columns are in a 4 × 5 matrix?
A. 5 B. 1 C. 9 D. 4
Mathematics