Answer:
(19.6,-12)
Step-by-step explanation:
Answer:
The third one :)
Step-by-step explanation:
Change you’ll receive is = 0.09
you can only buy 11 because if you divide 20/11 it will give you 1.81 and if you multiply 11x 1.81 it will give you 19.91 which is close to $20 & that’s the most you can buy .
Answer:
x = 4, TU = 22
Step-by-step explanation:
Given that TS bisects TU at Q , then
TQ = QU , substitute values
5x - 9 = 15 - x ( add x to both sides )
6x - 9 = 15 ( add 9 to both sides )
6x = 24 ( divide both sides by 6 )
x = 4
Thus
TU = 5x - 9 + 15 - x = 4x + 6 = 4(4) + 6 = 16 + 6 = 22
Answer:
z = 2.6
Step-by-step explanation:
<u>Use the formula for z-score</u>

This tells us that this person's score of 210 places them 2.6 standard deviations above the mean