Im platinum at rocket league if anyone wanna play later... if so, put your epic ID in the answer

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

If /is a line of symmetry, plot the partner points for the ones shown. noch 6 5 4 -3 -2 -1

Arectangular garden measures 5m by 7m. both dimensions are to be extended by the same amount so that the area of the garden is doubled. by how much should the dimensions increase, to the nearest tenth of a metre?