Answer:
h≈4.2cm
Step-by-step explanation:
a)
he charges a fixed cost of $12, meaning a one-time charge of 12 bucks, plus 1.50 for each window.
1 window................ 12 + 1.5(1)
2 windows............. 12 + 1.5(2)
3 windows............. 12 + 1.5(3)
4 windows............. 12 + 1.5(4)
x windows............. 12 + 1.5(x)

b)

Answer:
thank youuu :))) <<<<<<<<<<<
Use mathway on Google. it will give you the answer.
Dude its literally adding come on now lol <span>570.97</span>