Equations and Matrices 0 Equations and Matrices 1 / 1 Q.1 Which one of the following equalities is an equation? 3 x + 1 = 3 ( x − 1 ) + 4 ( x − 5 ) 2 = x 2 − ( 10 x + 25 1 2 ( 5 − x ) = 4 x 1 5 x + 1 = x + 5 5 Your score is LinkedIn Facebook Twitter VKontakte