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09-07-2019
Mathematics

contestada

Write an expression that is equivalent to 2.5x + ( 5y) -2.5

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Аноним Аноним

12-07-2019

Answer:

2.5(x + 2y - 1).

Step-by-step explanation:

2.5x + ( 5y) -2.5

2.5x + 5y - 2.5 (we can just remove the parentheses without changing the value of the expression)

Each coefficient is divisible by 2.5 so by the distributive law:

2.5x + 5y - 2.5

= 2.5(x + 2y - 1).

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