Solve for p
p=28
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3\times 8=p-4
Multiply both sides of the equation by 6, the least common multiple of 2,6.
24=p-4
Multiply 3 and 8 to get 24.
p-4=24
Swap sides so that all variable terms are on the left hand side.
p=24+4
Add 4 to both sides.
p=28
Add 24 and 4 to get 28.
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