Solve the system of equations 7x−y=−13 and -3x-y=-3 by combining the equations.

List the sides of δrst in in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.