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Magazine Problem 54
Simplify. $$ -(-27) $$
Problem 54
Multiply or divide as indicated. See Examples 1 through 14. $$ -\frac{49}{7} $$
Problem 55
Evaluate \(x-y\) for the given replacement values. $$ x=-4 \text { and } y=7 $$
Problem 55
Add. $$ -92+92 $$
Problem 55
Simplify. $$ |-15| $$
Problem 55
Multiply or divide as indicated. See Examples 1 through 14. $$ -18 \div 3 $$
Problem 55
Solve. $$ -38 x=15,542 $$
Problem 56
Simplify. $$ -(-14) $$
Problem 56
Multiply or divide as indicated. See Examples 1 through 14. $$ -15 \div 3 $$
Problem 56
Evaluate \(x-y\) for the given replacement values. $$ x=-7 \text { and } y=1 $$
