8=2x+10(2)

find x
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The radical equation 2+√2x-3 = √x+7 has a solution set [x= a0} and an extraneous root x = a1.

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?