For number 4 you do x + 19 = 90
90 - 19 = 71 so x = 71
Answer:
10000 + 1000 + 0 + 90 + 1
oof its asking for it to be 20 words longs or something like that oof thats why im typing this.
Answer:
$38.16
Step-by-step explanation:
8% of $48 is $3.84 so we subtract $48-$3.84=$44.16. Because of the coupon we then remove $6. $44.16-$6=$38.16
The area of lens is 3.14 square yards.
Step-by-step explanation:
Given,
Circumference of lens = 6.28 yards
Circumference = 2πr

Dividing both sides by 6.28

Area of lens = πr²
Area of lens = 
Area of lens = 3.14 square yards
The area of lens is 3.14 square yards.
Keywords: area, circumference
Learn more about area at:
#LearnwithBrainly
Given:
Total fund = $500
cost of each trip = $80
To find:
The an algebraic expression that represents the money the club has after going on field trips.
Solution:
Let x be the number of field trips.
Cost of 1 field trip = $80
Cost of x field trip = $80x
We have, Total fund = $500.
So, the money the club has after going on field trips is

Therefore, the money the club has after going on field trips is $(500-80x).