When asked to factor the trinomial 4x^2+20x+25, a student gives the answer (2x-5)(2x-5). what is one thing wrong with this answer?

In what form is the following linear equation written y=9x+2

In priyas math class there are 10 boys and 15 girls. what is the ratio of boys to girls in priyas math class? express your answer as a decimal

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm