Question

verify that -(-x)=x for
x=7/15​

Answer 1

Answer:

If-(-x)=x

then 7/15=7/15

Step-by-step explanation:

If

x=7/15

-(-x)= -(-7/15)

Hence - * - = +

x=7/15

Answer 2

Given ; x=7/15

To Find ; -(-x)=x

Solution; it is given that x = 7/15

for these type of questions we solve both right and left hand side

LHS= -(-x)

putting the value of x

-(-7/15)

7/15

RHS

7 /15

Here lhs =

rhs hence it's proved.