Question

30 - __ = 100
please solve this​

Answer 1

Answer:

-70

Step-by-step explanation:

Let the unknown be x .

30 - x = 100

     - x = 100 -30

     - x = 70

       x = -70

Verification:

LHS :                                          RHS :

30 - (-70)   ( - x - = + )                 100        

30 + 70

100

       LHS = RHS

Hence verified.

Answer 2

To solve this:-

Let the blank be “x”

30-...........=100

Take 30 to the other side so it will be :-

X=100+30
=130

•.• 130 will be the ans