Properties of Equality
Solve for m.
16 + m = 44
m = 28
What are possible solutions to w > 5 + 1
7 or higher
Does this ordered pair make this equation true?
(2,6)
y=3x
Yes
If I expose my plants to sunlight then my plants will grow because plants need sunlight for survival.
Dependent Variable: Amount of Sunlight
Not
If there are 6 boys and 3 girls, what is the ratio of girls to boys in lowest form?
1:2
What property should be used to solve this equation.
m x 3 = 18
Division Property of Equality
Solve
27 <= 4x - 9
x = 9
Fill in the blank so the ordered pair is a solution.
y=8x+3 (1, _)
y=11
(1,11)
If I drink redbull then I will be able to fly because redbull gives people wings.
Dependent Variable: Drinking redbull
Not
(5 x 3 )+6+8div2 - 6 +3
22
Katie did the following and said she used the addition property of equality. Is she right?
4 - m = 2
4 - m + 9 = 2 + 9
Yes
Devon needs at least 150 points to win a price. He won 45 points on his first round. Write an inequality to show what he still needs to earn.
45 + 9 >= 150
Does this ordered pair make this equation true?
(2,6)
y = 5 + .5x
Yes.
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
To reduce this fraction, what GCF would you use to do it in one step? 48 / 72
What is 24?
(10+7)=r div 9
r=153
2(3x+1)>=38
x = 6
Fill in the blank so the ordered pair is a solution.
y = 5x - 15 (_,10)
x = 5
(5,10)
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
A pack of 12 pens cost $5.16. How much was it per pen?
$0.43 each
k ÷ 3 = m - 7; for k = 30
m = 17
Debbie has at most $60 to spend on clothes. She wants to buy a pair of jeans for $22 and spend the rest on t-shirts. Each t-shirt cost $8. Write an inequality.
22 + 8x ≤ 60
What is the origin of a coordinate plane?
(0,0)
Where the axis intercept
Kyle charges $4 an hour to babysit. Independent Variable? Dependent Variable?
What is Independent Variable: Hour/ Dependent Variable: Money
Order from least to greatest: 68%, 1/2, 0.55, 1.28
1/2, 0.55, 68%, 1.28