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Chapter 1: Q11 (page 10)

Find the value of the variable.

34a=9

Short Answer

Expert verified

The value of the variable is a=12.

Step by step solution

01

Step 1. Multiply by 43.

To find the value of the variable a in the equation 34a=9, multiply both sides of the equation by 43.

43脳34a=43脳9

02

Step 2. Simplify the equation.

To further simplify, cancel the common factors of 3 and 4 on both sides.

a=4脳3=12

03

Step 3. Verify the value.

In order to verify the value of a, substitute 12 for a into the equation 34a=9.

34脳12=99=9True

Hence, the value of the variable is a=12.

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