Kelia is solving an equation for x . Her second step is to multiply both sides of the equation by 4. Which equation is she solving?(1 point) Responses 6 + 4x = 1 6 plus 4 x equals 1 4 + 6x = 1 4 plus 6 x equals 1 6 + x4 = 1 6 plus Start Fraction x over 4 End Fraction equals 1 4 + x6 = 1 4 plus Start Fraction x over 6 End Fraction equals 1