Solve the following equations by trial and error method I) x/2=5 and second question II) 4a+8=16
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let x=1, so 1/2=0.5≠5
let x=2, so,2/2=1≠5
let x=3, so,3/2=1.5≠5
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let x=9, so,9/2=4.5≠5
let x= 10, so,10/2=5
therefore x is 10
let x=1, so 4(1)+8=12≠16
let x=2, so, 4(2)+8=16
therefore x is 2
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