I need help plsss. its maths

x=7

Step-by-step explanation:

x+3x+2x-1=41 cm

6x-1=41

6x=41+1

6x=42

x=42/6

x=7

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: 8d

step-by-step explanation:

45+5= 50+5=55+5=60