Parts of an Expression/Equation
The x and the y in the expression 2x+3y+5
What are variables?
Constraints in equations are represented by this symbol.
What is an equal (=) sign?
An expression to represent "$5.50 per person"
What is 5.50p?
(Other variables are acceptable)
Ten less than a number is equal to 12.
What is n - 10 = 12?
The solution to
1 = k - 8
(Respond with the variable as part of the solution)
What is k =9?
The 5 in the expression 2x+3y+5
A constraint in inequalities that is represented by this symbol <
What is "less than"?
An expression that represents the cost of entertainment, if it is $15 for music and $27 for games
What is 15 + 27?
Acceptable alternatives: What is e=15 + 27
"Eight more than a number is 16"
What is n + 8 = 16?
The solution to
4 = 3.1 + y
What is y = 0.9
The 2 and 3 in the expression 2x + 3y + 5
What are the coefficients?
A constraint in inequalities that is represented by this sign >
What is "greater than"?
When a party's total cost is "no more than $180"
What is "less than or equal to 180"?
*Response must be written as an algebraic expression*
An equation to represent the total cost, T, of a pizza order if c pizzas are ordered at $5 each and d pizzas are ordered at $6 each.
What is T = 5c + 6d?
The solution to
-64 = 8c
(Respond with the variable as part of your solution)
What is c = -8?
The 2x, 3y and 5 in the expression 2x+3y+5
What are the terms?
A constraint in inequalities that is represented by this sign < with a line beneath it.
What is "less than or equal to"?
When the guest count at a party is "no more than 20 people"
What is "p less than or equal to 20"?
*Response must be written as an algebraic expression*
An equation to represent the total cost, T, of a trophy order is a coach purchases g gold trophies at $5.99 each and s silver trophies at $6.49 each.
What is 5.99g + 6.49s = T?
The solution to
2c - 5 = c + 4
(Respond with the variable as part of the solution)
What is c = 9?
The "+" sign in the expression 2x + 3y +5
What is the operation?
Acceptable alternative: What is addition?
A constraint in inequalities that is represented by this sign > with a line beneath it.
What is "greater than or equal to"?
When a team earns between 50 and 60 points in a single game
What is "p is greater than or equal to 50" or "less than or equal to 60"
*Response must be in written form as algebraic expressions*
An equation to represent the distance in miles, D, a student bikes for 20 minutes at a constant speed 13 miles per hour.
What is D = 13 * 20/60 or 13 * 1/3
The solution to
8x + 6 - 9x = 2 - x - 15
What is "no solution"?