1. (7z³ + 4z-1) + (2z² - 6z + 2) =
2. (3a² + 2a - 2) - (a² - 3a + 7) =
3. m⁵ + m⁵ =
4. -3x⁴ - (3x⁴) =
5. 4x - 4xy - 2x =
guys please help. and please answer it correctly.
2. (3a² + 2a - 2) - (a² - 3a + 7) =
3. m⁵ + m⁵ =
4. -3x⁴ - (3x⁴) =
5. 4x - 4xy - 2x =
guys please help. and please answer it correctly.
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