Substitution
Which equation is true when n = 2
A) 6n = 7
B) 9 + n = 11
C) n/1 = 3
D) 8 - n = 10
What is 9 + n = 11
The number of pizza's Kyle buys relates to how many people are attending his birthday party. Independent Variable? Dependent Variable?
What is Independent Variable: Number of People/ Dependent Variable: Number of Pizzas
Complete the table.
What is 250, 300, 350
Solve the equation 5g = 25. SHOW YOUR WORK!
What is g = 5
Write an equation to represent the following:
the sum of 12 and a number is equivalent to 60
What is 12 + x = 60
What value of m makes the equation 3 + m = 18 true?
A) m = 2
B) m = 5
C) m = 15
D) m = 9
What is m = 15
Kyle is running a race the number of miles he runs is dependent on how many hours he has to run. Independent Variable? Dependent Variable?
What is Independent Variable: Number of Hours/ Dependent Variable: Number of Miles
What is the solution of the equation x + 7.2 = 13.5?
What is x = 6.3
Johns friend earns a total of $49 for working a total of 3.5 hours. Write an equation to determine how much John would make per hour.
What is 3.5x = 49
c = 12d + 3 What is d when c = 51
What is 4
The price of Kyle's taxi ride changes as they drive more miles. Independent Variable? Dependent Variable?
What is Independent Variable: Miles/ Dependent Variable: Price
What is the solution to the equation x/2 = 8?
what is x = 16
Jayson bought a package of 6 spiral notebooks for a total cost of $13.50. Which equation represents p, the cost, in dollars, of each notebook?
A) p = 13.50 - 6
B) p = 13.50 x 6
C) p = 13.50 + 6
D) p = 13.50/6
What is p = 13.50/6 (choice D)
What value of h makes the equation 2h - 8 = 12 true?
A) h = 4
B) h = 8
C) h = 11
D) h = 10
What is h = 10
Kyle's income (salary) is determined on the amount of education he has received. Independent Variable? Dependent Variable?
What is Independent Variable: Education/ Dependent Variable: Income
What is the solution to the equation 3w = 2/3?
what is w = 2/9
The weight of an object on the moon, m, is about 1/4 of the object's weight on the Earth, e. Which equation represent the approximate weight of an object on the moon in terms of the object's weight on Earth?
A) m = 1/4 + e
B) m = e/4
C) m = 4 + e
D) m = 4e
c = 50 - 2d What is d when c= 44?
What is 3
Kyle charges $4 an hour to babysit. Independent Variable? Dependent Variable?
What is Independent Variable: Hour/ Dependent Variable: Money
Using this equation create a table from 0-4 hours. C= 3h + 6
What is 6, 9, 12, 15, 18
Which equation has the solution x = 2?
a. 2x - 3 = 19
b. 3x + 2 = 8
c. 4x = 4 = -4
d. 5x + 1 = 10
What is 3x + 2 = 8 (choice B)
Jorge bought a crate of tiles for $95.94. The crate had 6 boxes of floor tiles in it. Each box contained 20 floor tiles.
A) Write an equation to determine the cost per box, b.
B) Write an equation to determine the cost per tile, t.
What is A) 6b = 95.94 B) 20t=15.99