Use the distributive property to rewrite the expression 3(x + 5) without parentheses. A. 3x + 5 B. 3x + 8 C. 3 + 5x D. 3x + 15
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2016-09-20 07:55:46
3(x+5) = 3x + 3(5) = 3x + 15 Therefore, the answer is D.
2016-09-20 07:57:01
Identify and use the commutative properties for addition and multiplication. ... that when two numbers are being added, their order can be changed without affecting the sum. ..... Simplify the expression: −5 + 25 – 15 + 2 + 8. A) 5. B) 15. C) 30. D) 55 .... 3(x) + 12(x). x(3 + 12). x(15). or. 15x. 3x is 3 times x, and 12x is 12 times x.
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