Consider this equation. 7. 8 2(0. 75m 0. 4) = -6. 4m 4(0. 5m - 0. 8) Mia solved the equation and determined that m = 2. Is she correct? She is incorrect because when substituting 2 for m the result was a true statement. She is incorrect because when substituting 2 for m the result was a false statement. She is correct because when substituting 2 for m the result was a true statement. She is correct because when substituting 2 for m the result was a false statement.