15 meals x $0.80 = $12.
$18 - $12 = $6.
If one movie ticket is $3 then she must have purchased 2 with $6.
Part A - 15x0.8=18-x=x
Part B-
15 x 0.8 = 12
18- 12=6
Part C- 2
15/8 19/12 5/2 is the answer for this problem
Answer:
Since she arrived at 8:30 its not accurate because her records started at the time she arrived so she didnt get the times of the students that arrived before her
Step-by-step explanation:
Hope this helps:))
Answer:
x =10
Step-by-step explanation:
Using the pythagoras theorem om one of the right triangle;
(√74)² = (x/2)²+7²
74 = (x/2)²+49
(x/2)² = 74 - 49
(x/2)² = 25
Square root both sides
√ (x/2)² = ±√25
x/2 = ±5
x = 2 * ±5
x = ±10
Hence the value of x is 10