Use the substitution method to solve each linear system. X - 2y = 7, y = - X + 1

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?

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

What is the difference between the predicted value and the actual value