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- 1. Chapter 1 Test Corrections<br />
- 2. # 11. 171 ÷ 32 + 4<br />171 ÷ 9 + 4<br /> 19 + 4<br />23<br />
- 3. #12. Find the solution of 2(x – 5) = 30<br /> if the replacement set is {19, 20, 21, 22}<br />2x – 10 = 30<br /> 2(20) – 10 = 30<br /> 40 – 10 = 30<br />
- 4. # 15. Simplify 12f + 6 (3 + 4f)<br />12f + 6 (3 + 4f)<br />12f + 18 + 24f)<br /> 36f + 18 <br />
- 5. # 17. Which values of x and y are counterexamples to the given statement: <br />If x – y = even number, <br />then both x and y are even numbers.<br />X = 19, y = 13<br />X = 12, y = 4<br />X = 15, y = 8<br />X = 22, y = 20<br />
- 6. #26. Write a verbal expression for the algebraic expression (2 – y) * 6<br />Two minus y times six<br />Two times six minus y<br />The difference, y less than two, times six<br />Six times y minus two<br />
- 7. # 27. Write an algebraic expression for the verbal expression: <br />three times the sum of x and y<br />increased by five times the product of x and 3y<br />3x + y + 5x(3y)<br />3(xy) + 5(x +3y)<br />3(x + y) + 5(x + 3y)<br />3(x + y) + 5(3xy)<br />

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