Aphoto studio that takes school pictures offers several different packages. let w equal the cost of a wallet-sized portrait, and lot
i equal the cost of an 8 x 10 portrait,
basic package: 30 wallet sized photos, 1 8" 10" portrait $17.65
deluxe package: 20 wallets-sized photos, 38" x 10" portraits $25.65
what is the cost of an 8" x 10"photo?

there are no short passages to look at

x = 25

step-by-step explanation:

a^2+b^2=c^2

7^2+24^2=c^2

49+576=625

sqrt625=25

x=25

£56

step-by-step explanation:

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: