Solve for the variable, be sure to show all steps. X + 5 < 8
X < 3. X can be any value that is less than 3.
100
Solve for the variable, be sure to show all steps. X - 8 = 8
X = 16
100
What is the definitions of a variable?
An unknown value often represented by a letter. It's value can change in an equatoin, expression, or inequality.
200
6(3 – 2m)
18 - 12m
200
5r - 2r + 3r
6r
200
Solve for the variable, be sure to show all steps. 3g≤15
g≤5, g can be any value that is 5 or less.
200
Solve for the variable, be sure to show all steps. 1/2 h=8
H = 16.
200
What is a coeficient?
A number in front of a variable, telling you how many of the variable you have; a number you multiply by the variable.
300
-4 + 7(1 – 3m)
3 - 21m
300
4k + 5 + 3k - 2
7k - 3
300
Choose the number(s), if any, that make the inequality true from the following set of numbers: {0,1,5,8,11,17}. Be sure to show all of your work. m+5≤6
m ≤ 1, m can be 0 and 1.
300
Solve for the variable, be sure to show all steps. 1/4 y=7
Y = 28
300
What is a constant?
A number on its own in an algebraic expressoin, or equation, whoes value does not change.
400
3 + 4(2m - m)
3 + 4m
400
4a + 3b - 5c + 2a + 2c
6a + 3b -3c
400
Solve for, and graph, the variable. Be sure to show all steps. 2Y + 6 < 8.
Y < 1. (Open dot graph moving in a negative direction).
400
Solve for the variable, be sure to show all steps.4p + 4 = 24.
P = 5.
400
What are like terms?
Like terms are terms that can be combined, terms that have something that is the same through out.
500
10 – 5 (9n – 9)
55 - 45n
500
Can these terms be combined? X+X^2
No.
500
Solve for, and graph, the variable. 3Q + 6 ≥ 15
Q ≥ 3. (Closed dot graph moving in a positive direction)
500
Solve fore the variable, be sure to show all steps. Q + 6/ 5 = 2
Q= 4.
500
What does substitution mean?
Substitution means that you are replacing a variable with a known or given value.