Daud is 1.75 m tall and Mabel is 155 cm tall. Write in the lowest terms, the ratio of the height of​

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

Find the value of x for which the lines are parallel.

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10