1 4/5 - (-2 1/4 pls help ASAP

4 1/20

Step-by-step explanation:

1 4/5 - (-2 1/4) You need the closing bracket.

1 4/5 + 2 1/4

Change to improper fractions.

9/5 + 9/4               Change so that both have the same denominator.

36/20 + 45/20

81/20 which believe it or not is an acceptable answer.

4 1/20  is another acceptable answer

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation:

answer: the answer is 110