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Chapter 2: Q. 2.41 (page 225)

Translate and solve: n divided by 7 is equal to −21 .

Short Answer

Expert verified

On solving, we getn7=−21;n=−147.

Step by step solution

01

Step 1. Given information

Given:

n divided by 7 is equal to −21.

We will translate sentences into equations and then solve the equations.

02

Step 2. Translate the sentence into equation

ndividedby7⏟⇓is⏟⇓equalto−21⏟⇓n7=−21

03

Step 3. Simplify

Now,⇒n7=−21⇒n7×7=−21×7Multiplybothsidesby7⇒n=−147Hence,Theequationwillben7=−21andonsolving,wegetz=−147.

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