Evaluate the expression (735 + 688) + 240

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

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.