This is Daniela’s work to solve the equation 13 x + 42 = 276.
13 x + 42 = 276. 13 x = 318. x = 24 and StartFraction 6 Over 13 EndFraction.
Which property did Daniela need to use to avoid her error?
division property of equality
multiplication property of equality
subtraction property of equality
identity property of equality