Answer:
the last one
Step-by-step explanation:
think of the numbers 'associating' with each other
in 19 + (1 + 17) the numbers 1 and 17 are associating
in (19 + 1) + 17 the numbers 19 and 1 are associating
Answer: (-4,3)
Explanation: -4=3-7, -4 is the x in the set of coordinates. And 3(-4)= -12 , 4(3)=12. -12 + 12=0 because a positive and a negative of the same number balance out to 0.
Fraction -> Decimal
4/5 = 0.8
1/8 = 0.125
Decimal -> Percent
0.22 * 100% = 22%
0.47 * 100% = 47%
Percent -> Fraction
34% / 100 = 0.34 = 17/50
25% / 100 = 0.25 = 1/4
Fraction -> Percent
1/3 = 0.33... * 100% = 33.3%
2/5 = 0.4 * 100% = 40%
Decimal -> Fraction
0.65 = 65/100 = 13/20
0.4 = 4/10 = 2/5
Percent -> Decimal
81% / 100 = 0.81
4% / 100 = 0.04
Best of Luck!
Answer:
do a line conforming to the table days=x sales =y
Step-by-step explanation:
Answer:
$27.59
Step-by-step explanation:
calculate the sales tax:
30 x .15 = 4.5
30 - 4.5 = 25.5
calculate sales tax
25.5 x .082 = 2.09
25.5 + 2.09 = $27.59