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Chapter 1: Q43. (page 25)

Solve each equation. Check your solution.

7a-3a+2a-a=16

Short Answer

Expert verified

The required answer is 165.

Step by step solution

01

Step 1- Simplify left side of the equation

Combine the like terms on left side the original equation.

5a=16

02

Step 2- Isolate the variable a

Perform division of 5 on both sides of the equation.

5a5=165a=165

03

– Check the obtained value 

Substitute the obtained value of a into the original equation and perform simplification for checking.

7(165)鈭�3(165)+2(165)鈭�165=?1616=16

04

Step 4- Make the conclusion

As the checking results in equal values on both the sides on substation of obtained value which means that obtained value is correct.

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