19. Simplify x + 3x by adding like terms. (Points : 3)
2x
3x
4x
5x

20. Simplify y + y by adding like terms. (Points : 3)
2y
y^2
2y^2

21. If you simplify x • 5x by multiplying like terms, your answer is 5 times x raised to some exponent. What is the exponent of x? (Points : 3)
1
2
3
4

22. What is the degree of the polynomial 2x3 - 3x2 + 4x + 5? (Points : 3)
1
2
3
4

Question

19. Simplify x + 3x by adding like terms. (Points : 3)
       2x
       3x
       4x
       5x


20. Simplify y + y by adding like terms. (Points : 3)
       2y
       y^2
       2y^2


21. If you simplify x • 5x by multiplying like terms, your answer is 5 times x raised to some exponent. What is the exponent of x? (Points : 3)
       1
       2
       3
       4


22. What is the degree of the polynomial 2x3 - 3x2 + 4x + 5? (Points : 3)
       1
       2
       3
       4

rane · Answer

so is this wht u mean by the ist q'

x + 3x + 2x?

zzr0ck3r · Answer

x+2x = 1x+2x=3x
is the same thing as
you have 1 apple and you add to more apples now you have 3 apples

zzr0ck3r · Answer

x = apple

zzr0ck3r · Answer

that should say, you add two more apples

jack1 · Answer

getting hungry now...