Simplify each expression below as much as possible. Homework Help ✎
Flip subtraction to addition.
3y + −y + 5x + 3 + −7x
Remove zero pairs.
2y + −2x + 3
Remember to remove unnecessary signs
(Example: x + −2 would be x − 2).
2y − 2x + 3
Follow the steps described in part (a).
Remember a negative multiplied by a negative is a positive.
Remember you cannot add variables with different exponent values. (Example: you cannot add x + x2)
2x2 + 3x + 6
Follow the steps explained in part (a) and remember the hints in part (b).