Oof this one is hard I think it’s 20 mm but I’m not sure
Answer:
35% chose baseball or soccer
Step-by-step explanation:
baseball or soccer = 20% + 15% = 35%
_____
The categories add to 100%, so are mutually exclusive, as you expect when they are "favorite sport" categories. Hence the union of two of them will be their sum. (Otherwise, you'd have to subtract the amount by which the categories overlap.)
Answer:A. 3x^2-2x-1+9x+2x^2-3=5x^2+7x-4
B. 5x^3+4x^2-x-3-5x^2-7x+4=5x^3-x^2-8x+1
C. Polynomials are closed under addition and subtraction...
Step-by-step explanation:
No sure I used Photomath hope it’s a start
Answer:
40
Step-by-step explanation:
Multiples of 8:
8, 16, 24, 32, 40, 48, 56
Multiples of 10:
10, 20, 30, 40, 50, 60
Multiples of 20:
20, 40, 60, 80