Question

Let A = {x: 4x = 20}. Is A = 5? If not, explain.
Which​

Answer 1

4x=20

4(20)=x

80=x

=x

80

80answer

Answer 2

$\large{\sf{Here~A~=~x:4x~=~20}}$

$\large{\sf{So~solving~this~equation}}$

$\large{\sf{} \frac{x}{4x} = 20}$

$\large{\sf{x~will~cancle}}$

$\large{\sf{\frac{1}{4} = 20}}$

$\large{\sf{=~80}}$

$\large\blue{\sf{So~,~here~we~see~value~is~80~not~5}}$