(there are four questions here pls answer if you know any of them) simplifying expressions 1. 42x + 12x ?
2. 17w - 8w
3. 25.42e - 23.3e
4. 88h + 30.5h
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Find the value of x that will make l ll m

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares

Need same math paper but the back now i hope your able to read it cleary i need with hw