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alexira [117]
3 years ago
10

What is the value of y in the equation 6.4x +2.8=44.4 , when x=3 ? y=

Mathematics
1 answer:
masha68 [24]3 years ago
8 0

Answer:

y=3.15

Step-by-step explanation:

I am assuming you meant 2.8y in your equation.

Plug in for x

6.4(3)+2.8y=44.4

6.4*3=19.2

So now 19.2 + 2.8y = 44.4

44.4-19.2=25.2

25.2/2.8=3.15

Meaning Y=3.15

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