Question

verify by substitution that the root of 3x- 5 =7 is X=4​

Answer 1

Answer:

3x-5=7                   here x=4

3x=12

3x4=12

12=12

hence proved!!!!

Answer 2

Answer:

3x-5=7 is ×=4

3x=7+5

3x=12

x=12/3

x=4

VERIFICATION......

X=4

3(4)-5=7

3×4×-5=7

12-5=7

7=7

HENCE IT IS VERIFIED...

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