Solve the equation : x + 93 -3 = 100
20
5
10
15
x + 93 -3 = 100
⇒ x + 90 = 100
⇒ x = 100 - 90 [when +90 is transposed to the RHS it becomes -90]
⇒ x =10
Solve the equation : x+93−67=−66