Question

verify 3(x+7)=42 by l.h.s and r.h.s​

Answer 1

Answer:

3(x+7) =42

3x+21=42

3x=42-21

3x=21

x=21\3

x=7

Answer 2

Answer:

Step-by-step explanation:

~ 3(x+7)= 42

3x+21=42

3x=42-21

3x=21

X=21/3

X=7

Now put the value at a place of x in term 3(7+7) = 42

3(14)=42

42=42

L.h.s = r.h.s