PLZ HELP ME 1: Suraj says the two expressions below are equivalent. Is he correct? 2(3d - 2) and 6d - 2

A: No, when you distribute 2(3d - 2) you get 3d - 4 .Suraj did not distribute correctly.
B: Yes, when you factor 6d - 2 you get 2(3d - 2)
C: No, when you distribute 2(3d - 2) you get 6d - 4. Suraj did not multiply 2 by -2 correctly
D: Yes, when you distribute 2(3d - 2) you get 6d - 2.

2: Using the expressions (3x - 5y) and (4x + 2y),find the sum of the two given expressions.

A: 7x + 7y
B: 7x + 3y
C: x - 7y
D: 7x - 3y

3: Using the expressions (3x - 5y) and (4x + 2y), find the difference of the two given expressions.

A: -x - 7y
B: x - 3y
C: x - 7y
D: x + 3y

4: Factor: 30a + 35b.

A: 5(6a + 7b)
B: 5b(6a + 7)
C: this expression is already factored
D: 5a(6 + 7b)