Find the simultaneous equation for:
4x+3y=7
2x+5y=7​

Look at this expression. a3b3c a-3b-3c-1 which of the following is the simplest form of the expression above?

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

Need this asap if anyone can i would be very grateful. if you could show workings that would really