Simplify 10k−4k−k10k - 4k - k10k−4k−k
Simplify x4+x4+x4x^4 + x^4 + x^4x4+x4+x4
Simplify 4−2x+9y+7x−3y4 - 2x + 9y + 7x - 3y4−2x+9y+7x−3y