Question

x=12is root of 3x+9=45

Answer 1

Hi ,

Put x = 12 in given equation ,

3x + 9 = 45

3 × 12 + 9 = 45

36 + 9 = 45

45 = 45 ( true )

Therefore ,

x = 12 is a root of the given equation.

I hope this helps you.

: )

Answer 2

Hi,

Please see the attached file!


Thanks