Janelle expanded the expression as shown below.
mr023-1.jpg
What errors did she make? Select three options.
The first term should be positive.
The second term should be positive.
She did not distribute the mr023-2.jpg properly.
She added mr023-3.jpg to mr023-4.jpg instead of multiplying mr023-5.jpg by mr023-6.jpg.
She did not simplify the expression completely.
The first term should be positive.
The second term should be positive.
She added the constant terms together instead of multiplying by the constants.