Solve using the addition principle.b - 12.18 = 0
A. -12.18
B. 11.18
C. -11.18
D. 12.18
Answer: D
Mathematics
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Solve the problem.A grain dealer sold to one customer 6 bushels of wheat, 4 of corn, and 10 of rye, for $71.20; to another, 4 of wheat, 10 of corn, and 6 of rye, for $71.60; and to a third, 10 of wheat, 6 of corn, and 4 of rye, for $59.20. What was the price per bushel for corn?
A. $4.50 B. $2.40 C. $3.70 D. $1.90
Mathematics
Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.
(-8y)
A. -9y B. -10y C. 20y D. 10y
Mathematics
Use an associative property to complete the statement. Do not simplify.(6y + 5) + (-5) = 
A. 6y + (5 + (-5)) B. (6y)(5 + (-5)) C. (-5)(6y + 5) D. (-5) + (6y + 5)
Mathematics
Find the sum, if it exists.
A. 
B. 
C. - 
D. Does not exist
Mathematics