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(1/5)*(x-200) = 16 // - 16
(1/5)*(x-200)-16 = 0
1/5*(x-200)-16 = 0
1/5*(x-200)-16 = 0
1/5*x-56 = 0
1/5*x-56 = 0
1/5*x-56 = 0 // + 56
1/5*x = 56 // : 1/5
x = 56/1/5
x = 280
x = 280
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