3. For what value of x will 3x + 4 = x-6 be a true
statement?
A. x = -5
B. x=-
C. r= -1
D. x =
x=-

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.