Jade wants to verify that the expression 5(3x – 6) is equivalent to 15x – 30. she substitutes 2 into each expression and evaluates each one. how will she know if 5(3x – 6) is equivalent to 15x – 30? they are equivalent if the two values are the same. they are equivalent if the value for 5(3x + 6) is greater. they are equivalent if the value for 15x + 30 is greater. they are equivalent if one value is negative and the other value is positive.