Writing Equations
Writing Inequalities
Solving Equations
Equations AND Inequalities
Word Problems etc.
100
The sum of x and 4 is 9
x+4=9
100
A number g is less than 5
g < 5
100
18 = x/0.6
10.8
100
Check if the ordered pair is a solution to the equation: y=0.4x + 12 ; (14.4,6).
no. 14.4=.4(6)+12
100
A car is traveling 55 miles per hour on the road. Which variable is independent?
m - miles
h - hours
h - hours
The miles traveled depends on the number of hours on the road.
200
8 is the difference between a number x and 17.
8=x-17
200
A number y is no more than 12.
y ≤ 12
200
x + 2/5 = 5/6
x + (2/5) = (5/6)
13/30
200
Check if the ordered pair is a solution to the equation:
y=1/5x + 2/3
(3 , 19/15)
yes
200
A movie is 125 minutes long. You have watched 55 minutes so far. Write and solve an equation to find the number of minutes, m, left in the movie.
m=70 minutes
300
The quotient of a number p and 9 is 12.
p/9 = 12
300
16 is no less than a number h.
16 ≥ h
300
4/5x = 2/3
5/6
300
Graph the inequality:
x < 4
300
Your netflix subscription costs $15 per month. Write an equation to represent the total cost, c, for m months of netflix. Use your equation to find the cost for 8 months of netflix.
c=15m
c=15(8)
c=120
It costs $120 for 8 months of netflix.
400
7 is 4 less than a number m.
7= m - 4
400
A number z is at least 8.
z ≥ 8
400
x+1.432 = 12.9
11.468
400
Write and graph the inequality: the cost of a meal is at least $40.
Graph with a closed circle on 40, shaded right.
400
You spend 40 minutes per day on homework. Write an equation in two variables to represent the total amount of time spent on homework in 'd' days. Then create a chart and graph your equation.
t=40d. t, total homework time is dependent on d, number of days.
500
The product of a number k and 4 is 3 less than 5.
4k = 5 - 3 ; 4k = 2
500
5 less than a number p is at most 16.
p - 5 ≤ 16
500
4.6x = 33.58
7.3
500
A rental company charges a $200 deposit fee plus $50 per hour to rent a bouncy castle. Write an equation in two variables to represent the cost, c, of renting the bouncy house for h hours.
c = 200 + 50h
500
A baker divides his cookies into 5 packages that have at most 3 cookies in each package. Write an inequality to represent 'c,' the total number of cookies.
c/5 ≤3