Question

3p-20=1/2 solve this equation and verify my answer

Answer 1

We can solve it as
3p - 20 = 1/2
6p - 40 = 1
6p = 41
p = 41/6.
And,
By putting p= 41/6,
3*41/6 -20 = 41/2 -20 =( 41-40 )/2 = 1/2. Verified.

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Answer 2

3p-20=1/2
6p-40=1
6p=40
p=40+1/6
p=41/6
verification
3*41/6-20=1/2
41/2-20=1/2
41-40/2=1/2
1/2=1/2
.
. . proved