Question

[(– 10) × (+ 9)] + ( – 10) is equal to

Answer 1

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Answer 2

Given : [(– 10) × (+ 9)] + ( – 10)

To find : The answer.

Solution :

We can simply solve this mathematical problem by using the following mathematical process. (our goal is to calculate the final result)

Here, we will be using general method of addition and multiplication, while keeping the rules of sign convention in mind.

So,

= [(-10) × (+9)] + (-10)

= (-90) + (-10) [Sign convention : (-ve) × (+ve) = (-ve)]

= -100

(This will be considered as the final result of the given mathematical problem.)

Hence, the answer is, -100