Answer:
b.
Step-by-step explanation:
There will be 1.078x students next year and equation is number of students in next year = x + 7.8% of x
<h3><u>Solution:</u></h3>
Given, There are "x" number of students at helms.
The number of students increases by 7.8% each year which means if there "x" number of students in present year, then the number of students in next year will be x + 7.8% of x
Number of students in next year = number of students in present year + increased number of students.

Thus there will be 1.078x students in next year
Answer: 9 1/3 minutes
First create an equation with the given information; with x being the commercial time, 30=3x+2, now solve for x. First subtract 2 from each side and get 28=3x and then divide each side by 3 to get 9 and 1/3 minutes.
Answer:
3rd option
Step-by-step explanation:
the ratio of b : c is the cos77° , that is
cos77° =
=
≈ 0.224951054.
Answer:
2: x=6
3: x=5
Step-by-step explanation:
Question 1 is answered in the picture, but the answer is 6
<h2>Question 2:</h2>
x=14.3-(6.3+2)
x=14.3-8.3
x=6
<h2>Question 3:</h2>
x=20.6-(8.6+7)
x=20.6-15.6
x=5