Isabel's brother wants to buy a graphing calculator for $100. he already has $30 and saves $5 per week from his allowance. write an equation and solve in order to determine how many weeks ,w, take isabel brother to save enough money for the calculator

Which fraction below is equivalent to 10/12?

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.