Equations and solutions
which variable if any is a solution to the equation
d+9=25
d=6,14,16,21
16
Solve
8x=64
8
x/3=9
27
Write an inequality for the situation
up to 5 people (p)
p≤5
Identify the independent and dependent variable in each situation
the distance travelled , d, and the speed s
Independent: Speed
Dependent: distance
Which value of the variable if any is a solution to the equation?
2y=30
y=10.,12,24,36
no solution
x/12 = 2
24
x/15=8 1/3
125
write an inequality for the situation
the value, v, is less than 9
v<9
Identify the independent and dependent variable in each situation
the calories ,c, in a snack and the amount of snack, a,
Independent: A, amount of snack
Dependent: C, calories
Which value of the variable if any is a solution to the equation
13.4-g=8.1
g=4.5,5.3,5,5,6.5
5.3
x-236=450
686
Tomas buys 5 bags of peaches for 3.55 Write and solve an equation to find out how much money (m) Tomas paid for each peach?
5m=3.55
m=.78
write an inequality for the situation
the time (t) a customer has left on a parking meter is at least 25 minutes
t≥25
Identify the independent and dependent variable in each situation
the amount of money you spend , s, and how much money you have left , m,
Independent: S, money you spend
Dependent: M money you have left
Which value of the variable if any is a solution to the equation?
y-4/9=5 1/3
y- 5 7/9, 4 8/9, 5 5/9
5 7/9
c/4=24
96
Krys has $1.54 and spends $0.76. Write and solve and equation to solve how much money (m) Krys has left?
.76 + m =1.54
m=.78
Write an inequality
the number of people (p) that a restaurant holds can be at one time is no more that 224
p≤224
Identify the independent and dependent variable in each situation
The number of apple slices remaining , r, and the number of apple slices eaten ,s,
Independent: S slices
Dependent: R, remaining
Which value of the variable if any is a solution to the equation?
3/4t=9
t=7 1/4, 9 3/4, 12
12
Solve
24x=2448
102
Ruben need to swim a total of 8 miles this week. So far, he has swam 5 3/8 miles. Write and solve an equation to find out how many more miles Ruben needs to swim
x +5 3/8 =8
x=2 5/8 miles
Write an inequality
a bus can carry no more than 59 passengers (p). write an inequality of passengers (p) that would not be allowed to ride the bus
p>60
Identify the independent variables that could affect the price of a pizza
topping, size, crust where you buy it from