Simplify 3j - {2k - [5h - (3j + k)]}.
-3h - 5k
3h - 5k
5h - 3k
-5h - 3k

The given expression is

Step-by-step explanation:

Given expression,

We are required to simplify the above expression.

Consider the given expression,

Removing brackets one by one,

Firts we remove round brackets, we get,

Again removing square brackets, we get,

Now removing curly brackets, we get,

Now solving , we get,

Thus, the given expression is

the answer to this is a. a^2 + b^2 = c^2