Just set the equations equal to each other
(1,-4)
They are multiplicative inverses. For example, the reciprocal of 2/3 is 3/2. They are used when dividing fractions
(3x86)+(9,538+629) = 10,425
Hope this helps
Is there options for this question
The first one in the top is 180 degrees so 8(15) and 8x15=120 so x on the other side is 60.