Sally is staying at a hotel that charges $88.50 per night plus tax. A 6% tax is applied to the room rate, and an additional onetime untaxed fee of $7.00 is charged by the hotel. Write an expression for Sally’s total charge, in dollars, for staying x nights.

x² + y² = 167 y = −3x Solve for x and y.

The function h is defined by h(x) = 6x³ + 9x² + 3cx + 24, where c is a constant. If (-4, 0) is one of the x-intercepts of h, what is the value of c?

Find the value of x: 4x + x + x + x + x − 9 − 3 = 8 + x + x + x

The width of a rectangular floor is w feet. The length of the floor is 8 feet longer than its width. Write expressions for the area and perimeter of the floor in terms of w.

y > 4x − 2 6x > 15 Find the y-coordinates of all the points that satisfy this system of inequalities.