Question

Solve and verify :  7a - 20 = 4a + 4​

Answer 1

Answer:

a=8

Step-by-step explanation:

7a-20=4a+4

7a-4a=4+20

3a=24

a=8

Answer 2

Step-by-step explanation:

7a-20=4a+4

7a-4a=4+20

3a=24

a=24/3

a=8.

So here a=8

7(8)-20=4(8)+4

LHS : 7(8)-20

56-20 : 36

RHS : 4(8)+4

32+4

36 .

So , Verified

LHS = RHS.