16 more than eight of a certain number is twenty four more than 6 times of that number. what is the number

What is the value of x in the diagram below?

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?