What is the value of x in the figure below? in this diagram, aabd ~ acad

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.