moorejordan12345 moorejordan12345

18-01-2019
Mathematics

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Which expressions are equivalent? 3x + 5x and 8x 3(x + 4) and 3x + 12 a + b + a and 2a + b 18x + 2y and 15x + 3x + 2x 3a + 4a + 10 and 17a

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jd231706 jd231706

18-01-2019

Answer: 3x+5x and 8x, 3(x+4) and 3x+12, a+b+a and 2a+b

Step-by-step explanation:

3x+5x is equal to 8x, so they're equivalent

3(x+4) is also equal to 3x+12 when you use the distributive property

a+b+a is also equivalent 2a+b

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