Solve the following system of equations graphically

y=x + 3

y= - 3/2 x - 7 ​

If a =6, what is the value of 2a(3b + 5c)?

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

Which of the following represents the length of a diagonal of this trapezoid?