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Step by step please (variable expression)
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4 votes
Step by step please (variable expression)

Step by step please (variable expression)-example-1
User Eric Guo
by
3.1k points

1 Answer

6 votes

Answer:

139

Explanation:

Substitute x for 15.

9(15)+4

Then multiply:

135+4

And then add:

139

User Tu Hoang
by
4.0k points
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