Equivalent Expressions

Which expression is equivalent to 3x + 5 + 7x + 2?

Which expression is equivalent to 4(x + 6)?

Which expression is equivalent to 6(2x - 3)? Options: 12x - 3, 8x -9, 8x - 18, 12x - 18

Which expression is equivalent to 3a² + 6a + 5a²? Options: 14a², 14a, 8a² + 6a, 3a² + 11a

Which expression is equivalent to 6y + 22y + y?

Which expression is equivalent to 7(3a + 4b)? Options: 21a + 28b, 10a + 11b, 21a + 4b, 10a + 28b

Which expression is equivalent to z + z² + 1? Options: 3z, 1 + z + z², 2z + 1, 2z² + 1

Which expression is equivalent to 6(3y - 2y + 7)?

Which expression is equivalent to 15x + 10 - 6x - 1?

Which expression is equivalent to 12(5 - 4x)?