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Chapter 1: Q14. (page 24)

Solve each equation. Check your solution.

1.8a-5=-2.3

Short Answer

Expert verified

The required answer is 1.5.

Step by step solution

01

Step 1- Isolate the variable a

Perform addition of 5 on both sides of the equation.

1.8a鈭�5+5=鈭�2.3+51.8a=2.7

Perform division of on both sides of the equation.

1.8a1.8=2.71.8a=1.5

02

– Check the obtained value 

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

1.81.5鈭�5=?鈭�2.32.7鈭�5=?鈭�2.3鈭�2.3=鈭�2.3

03

Step 3- 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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