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Can someone help me really quick The expression 2.4x−3.9y−1.2x+ay is equivalent to 1.2x+1.2y. What is the value of a? Enter your answer as a decimal, like this: 42.5
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Can someone help me really quick

The expression 2.4x−3.9y−1.2x+ay is equivalent to 1.2x+1.2y.
What is the value of a?
Enter your answer as a decimal, like this: 42.5

User Leafmeal
by
8.1k points

1 Answer

4 votes

Answer:


a=5.1

Explanation:


2.4x-1.2x-3.9y+ay=1.2x+y(a-3.9) \\ \\ \implies 1.2=a-3.9 \implies a=5.1

User Mike Meyers
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