(2x+5)/(x+7)=1/3+(x-11)/(x+7) What is the domain for this equation?

What is the value of x in the this question ?

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m