fu. ck all yall and fu. ck yalls community what is this sh. it broke behind n. ggas on this app don't know how to act

Find the solution of this system of equation -7x+y=-20 9x-3y=36

The polynomial 10x3 + 35x2 - 4x - 14 is factored by grouping. 10x3 + 35x2 - 4x - 14 5x )-20 what is the common factor that is missing from both sets of parentheses?

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.