Identifying Parts
Identify how many terms are in the following:
2x+3-10+4
4
Identify whether the following phrase is an expression, equation, or inequality.
2 >t
Inequality
Solve for x.
x − 3 = 14
x=17
When do you use an open circle?
< or >
Simplify
(2x3)(5x7)
10x10
What is the vocab for the letter in the following:
2a=6
variable
Identify whether the following phrases are expressions, equations, or inequalities.
5x=2
Equation
Solve for c.
7-3c=-2
c=3
For x > 2, which way should I shade? Right or left?
Right
Simplify
(3a2b3)4
81a8b12
Give an example of a coefficient.
Multiple responses. Ex: 3h would be 3.
Identify whether the following phrases are expressions, equations, or inequalities.
8-2g
Expression
Solve for x.
5x+16 = 3x
x= -8
Solve
2x + 3 < -5
x < -4
Simplify
4x(3x)0
4x
What is the vocab for the number 5 in the following:
2x+5
A constant
What is the difference between solving and simplifying? What do you simplify and what do you solve?
Simplifying: reducing to simplest form, combining like terms (expression)
Solving: finding value for the variable that makes the statement true (equation & inequality)
Solve
3(x-10) = 5x -30 -2x
All real numbers
Solve
5 - 3x < -1
x > 2
Simplify Expression on the board labeled A
6x3y7
Identify the terms, coefficients, variables, and constants in the following:
4+2p-3h+x
Terms: 4 (4, 2p, -3h, x)
Coefficients: 2,-3
Variables: p,h,x
Constants: 4
Explain what the difference between an expression, equation, and inequality is.
Answers vary. Equations are set equal to something. Inequalities contain a greater than or less than sign that contains a variable. Expressions have neither equal signs or inequality signs.
Solve for g.
3(6g + 5) = 2(9g + 4)
No Solution
Solve
-3 < 2x + 7< 27
-5 < x < 10
(EVERY TEAM GETS POINTS) Write and correctly simplify an expression that uses the negative exponent rule
answers will vary