WIRIS plugin test

## Test 2

This is a huge formula

∆-2 3 x-2 y=16 3 M u l i t p l y b o t h s i d e s o f t h e e q u a t i o n b y 3 t o c l e a r d e n o m i n a t o r s. R e m e m b e r t h i s i n v o v l e s d i s t r i b u t i n g t h e 3 o n t h e l e f t h a n d s i d e-2 x-6 y=16 A d d 2 x t o b o t h s i d e s.-6 y=2 x+16 M u l t i p l y b y -1.6 y=-2 x-16 D i v i d e b o t h s i d e s b y 6 o r m u l t i p l y b y 1/6. A g a i n t h i s i n v o l v e s d i s t r i b u t i n g o n t h e r i g h t h a n d s i d e.y=-2 6 x-16 6 R e d u c e t h e f r a c t i o n s.y=-1 3 x-8 3

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