Q. Is a=3 a solution to this equation?3=9aChoices:(A)yes(B)no
Identify Equation After Substitution: We have the equation 3=9a. Identify the equation after substituting a=3. Substitute 3 for a in 3=9a. Equation: 3=9(3)
Simplify 9(3): Simplify 9(3).9(3)=27
Check Solution for a=3: We found: 3=27Is a=3 a solution to the equation 3=9a?For a=3, the equation becomes 3=27, which is not true.So, a=3 is not a solution to the equation 3=9a.