Question

the root of 3+2x=9 is x=3
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Answer 1

Answer:

HERE IS YOUR ANSWER. LHS = 3+2 (3) =3 + 6 = 9 = RHS. HENCE x = 3 IS A ROOT OF THE EQUATION 3 +2x = 9.

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

3 + 2 (3)= 9

3 + 6 = 9

9=9

Hence proved.

And root of 9 = 3 i.e 3^2=9