Answer for the square root(5x-9)+1=x

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Write the expression as a single natural logarithm. 2 in a - 4 in y

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122