Which of the following expressions are equivalent?
1.6(a + 2)
2. 6a+ 12
3. 3(2a + 4)
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Only expressions 1 and 2 are equivalent.
Only expressions 1 and 3 are equivalent.
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Only expressions 2 and 3 are equivalent.
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Expressions 1.2, and 3 are equivalent
Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet
Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.