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25-02-2021
Mathematics

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Select the expression equivalent to (-2x+8.1y)-(-9x+5.3y)

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25-02-2021

Answer:

7x+2.8y or y= -2.5x

Step-by-step explanation:

add 9x to -2x subtracy 5.3y from 8.1y switch sides of the x by subtracting it from both sides then divide the 2.8 to get -2.5x

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