Solving Equations
If n = 3, t= -2, and y= 4 what is... 3n + 2t
5
12.5= 3m-5.5
6
Define a variable and write an inequality for each statement and graph! There are fewer than 10 tickets available for the concert tonight.
t = number of tickets; t<10; open circle on 10 and arrow to the left.
Solve and Graph y-14 > 10
y > 24; open circle on 24 and arrow to the right
If n = 3, t= -2, and y= 4 what is... 2(n+ 3y)
30
2t+ 9.4 = 39.8
t=15.2
Define a variable and write an inequality for each statement Graph! To rent a car you must be at least 25 years old.
a= age; a ≥ 25; closed circle on 25 and arrow to the right
Solve and Graph m-8≤ 17
m ≤ 25; closed circle on 25 and arrow to the left
Factor the expression -24x + 6
What is 6(-4x + 1)
5.1= 2p+4.5
0.3
What integer can x be? -3 ≤ x < 0 Hint: read from the variable.
X= -3, -2 , -1
Solve and Graph -7k ≤ -84
k≥ 12; closed circle on 12 and arrow to the right.
110 is what percent of 500?
What is 22%
Define the variable. Then write and solve the equation. A mason is a laying a brick foundation 72 in wide. Each brick is 6 in. wide. How many bricks will the mason need across the width of the foundation?
b=bricks; 6b=72; 12 bricks
Define a variable and write an inequality The truck can haul more than 20,000 lbs
h= weight hauled h>20,000
Define a variable. Write and solve. Graph. A ferry can safely transport at most 220 people. There are already 143 people aboard. How many more people can the ferry take aboard?
m= number of additional people aboard 143+m ≤ 220; m ≤ 77; closed circle on 77 and arrow to the left.
24 is 12% of what number?
What is 200.
Define the variable. Then write and solve the equation. You buy 12 apples. You also buy a box of cereal that costs $3.35. The bill is $8.75. How much does the apple cost?
a= cost of apple; 12a+3.35=8.75; a= $0.45
Solve and graph x/-15<-4
What is x>60; open circle on 60 and arrow to the right.
Define the variable. Write and solve an inequality. Graph Mrs. Bergren and her daughter spent at least $130 while shopping for new clothes. Her daughter spent $52. How much money did Mrs. Bergren spend?
b=amount Mrs. Bergren spent; 52+b≥130; b ≥ 78; closed circle on 78 and arrow to the right.