Solve the following. ( leave the answer in radical form)

8x^2 + 5x=-3

The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.