Mathematics, 07.07.2019 20:30 bossboybaker
1. what is the simplified form of the expression? hint: combine like terms 7m2 + 6.5n β 4n +2.5m2 β n ο· 9.5m2 + 1.5n ο· 4.5m2 + 1.5n ο· 9.5m2 β 1.5n 2. simplify the expression ο¨21 27ο© 3 1 m ο« . hint: use the distributive property ο· 7m + 27 ο· 7m + 9 ο· 63m + 9 3. what is the sum? οΊο» οΉ οͺο« ο© ο« ο 8 3 3 7 hint: find a common denominator ο· ο· ο· 4. which property is illustrated by the statement? 2 9 3 9 3 2 οΊο» οΉ οͺο« ο© ο ο½ οΊο» οΉ οͺο« ο© ο ο· associative property of addition ο· commutative property of multiplication ο· inverse property of multiplication 5. which property is illustrated by the statement? 8 + 3.4 = 3.4 + 8 ο· associative property of addition
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Match the equivalent expressions. x - 3y + 12 12 - 3y - 2x + x + 2x 3x + 2y - 2x + y + 12 3y + 12 3x + y - 12 4y + 3y + 3x - 6y - 10 - 2 x + 3y + 2x - 3x + 7 + 5 x + 3y + 12 5 + 2y + 7x - 4x + 3y - 17
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Mathematics, 21.06.2019 22:00
Solve 2 - 3 cos x = 5 + 3 cos x for 0Β° β€ x β€ 180Β° a. 150Β° b. 30Β° c. 60Β° d. 120Β°
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1. what is the simplified form of the expression? hint: combine like terms 7m2 + 6.5n β 4n +2.5m2...
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