calebharris897 calebharris897

17-01-2021
Mathematics

contestada

If x=3 substitute the value of x into the expression and simplify 3x+6

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rococo908 rococo908

17-01-2021

Answer:

15

Step-by-step explanation:

Plug in 3 as x:

3x + 6

3(3) + 6

9 + 6

= 15

So, the simplified expression if x = 3 is 15

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