Answer:
$23.87
Step-by-step explanation:
Start by finding out how much one book costs-
$20.46/6=3.41
Then find out how much seven books cost- 3.41 (7)=$23.87
Answer:
y = 9√3
x = 18
Step-by-step explanation:
taking 30 as reference angle
b = y
p = 9
h = x
so
tan30 = p/b
1/√3 = 9/b
or, b = 9√3
so

Answer:
380
Step-by-step explanation:
.20x = 19 + .15x
.05x = 19
x = 380
Answer: I’m pretty sure the answer is 1 1/9
Step-by-step explanation:
The exact form is 10/9
x=1.1
X=1 1/9