Use the binomial formula to find the coefficient of the z^15y^3 term in the expansion of (z-2y)^18

What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section