4 years ago

I need someone to show the work and explain how to do it. Thanks

Mathematics

1 answer:

lesantik [10]4 years ago

7 0

Answer:

Per tier is 3

Step-by-step explanation:

5-2x=-4x+9

Since each side is same

5=-2x+9

-2x+4=0

2x=4

x=2

And 5-4 is 1

1+1+1 is 3

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