Question

solve and check, whether your answer is correct for the following equation .

7y - 9 = 63 ​

Answer 1

Step-by-step explanation:

7y -9= 63

7y= 63+9

7y=72

y= 72/7

for verify our answer we put y = 72/7

7×72/7 -9=63

72 - 9 =63

63=63

LHS = RHS

Hence proved