solve for x and y using elimination :

a(x+y) + b(x-y) - (a^{2 }-ab+b^{2})=0

a(x+y) - b(x-y) - (a^{2 }+ab+b^{2})=0

If the sides of the triangle denoting the mall on the map measure 0.5 cm, 1 cm, and 1.2 cm, then the actual perimeter of the mall is

What will be the length of the shadow cast by a 3 feet tall shrub at the same time?

Assuming that there is no slack in the two ropes, how high is the point of intersection of the two ropes from the ground?

Q:6

Please help me out in Q:2 with proper steps.

solve for x and y using elimination :

a(x+y) + b(x-y) - (a

^{2 }-ab+b^{2})=0a(x+y) - b(x-y) - (a

^{2 }+ab+b^{2})=0