Solved: Sally bought three chocolate bars and a pack of gum and, Mathematics

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Sally bought three chocolate bars and a pack of gum and

8. The sum of two numbers is 33. Their difference is 9. What are the two numbers?

9. Solve the following system of linear inequalities by graphing.

x – 3y > 6

3x + 2y > 12

10. Solve the following system of linear inequalities by graphing.

3x – y < 2

x + y > 2

11. Sally bought three chocolate bars and a pack of gum and paid $1.75. Jake bought two chocolate bars and four packs of gum and paid $2.00. Find the cost of a chocolate bar and the cost of a pack of gum.

12. Solve the system by addition.

–5x + 2y = 10

x – 3y = 11

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Mathematics: Sally bought three chocolate bars and a pack of gum and

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