You need to solve a system of equations. You decide to use the elimination method. Which of these is not allowed?
2x - 3y = 12
Equation 1
-2x + y = 8
Equation 2
A. Add the left side of equation 2 to the left side of equation 1.
O B. Add equation 2 to equation 1.
C. Multiply equation 2 by 3. Then subtract the result from equation 1.

Anyone know? will mark brainliest if correct

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w

This circle is centered at the origin, and the length of its radius is 6. what is the circle's equation? a. x^2+y^2=36 b x^2+y^2=6 c x+y=36 d x^6+y^6=1