Answer:
54
Step-by-step explanation:
n(AUBUC= n(A) + n(B) + n(C) - n(A^B) - n(A^C) - n(B^C) + n(A^B^C)
28 + 28 + 25 - 11 - 10 - 9 + 3 = 54
If you don't know the formula, use venn diagram
Answer:
A) x=26, y=1
Step-by-step explanation:
parallelograms have equal lengths on opposite sides. in this picture, y is alone. Opposite of that, the length is 11. so y must be 11. the only choice there is A.
Answer:
p=13.6h
Step-by-step explanation:
if he works 6 hours a day for five days that's 30 hours. $408 divided by 30 hours is $13.6 per hour.
Twice a number (2x) decreased by 7 (- 7).
2x - 7
Two times a specfic number (x) subtracted by 7.
