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# Chptr 1 review

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### Chptr 1 review

1. 1. State the property illustrated by each statement. 1•a=a 7(x + 3y) = 7x + 21y
2. 2. Simplify:9 [ 16 - 2 ( 3 + 2 ) ]
3. 3. Evaluate: 6a2 + b( c – a)if a = 2, b = 6, and c = 5
4. 4. Write the equation and then solve:15 less than a number is fifty two. Find the number.
5. 5. Simplify.2( 3a + 6b ) + 3( a + 12)
6. 6. Compare the two expressions:3•2 +5 and 3 ( 2 + 5)Are these two expressions equivalent?Explain your reasoning, you must showwork to defend your opinion.
7. 7. Solve. You must show work.3n = 27 x - 13 = 24
8. 8. State whether the following inequality is true or false for the given value: 5n + 3 > 26 , n = 5
9. 9. Translate into an inequality:Mark scored at least 21 points playing football.
10. 10. Evaluate if: a=3 b=7 and c=4 5c – 3b – a + 16 ______ 0Then write <, >, or = on the _____ to make a true sentence.