Simplify Expressions
Distribute.
3(-4x - 2)
-12x + 6
-9x + 8 = -64
x = 8
Solve & graph the inequality.
c - 11 > 22
c < 33
We use inverse operations to solve equations and inequalities?
TRUE
April 29
Combine like terms
-1/2x + 7w - 2x + 3/4w
-2.5x + 7.75w
3/4(4x +8) = -12
x = -6
Solve and graph
3x - 4 less than or equal to 5
Addition is the inverse of division.
FALSE
Which two sets of states contain the word North and South?
North Carolina, South Carolina, North Dakota, South Dakota
12.8y + 5.7 - 2y + (-6.4y) + 2.5
4.4y + 8.2
-2(x - 3) = 31
x = -12.5
Solve & graph
-2w + 17 < 7
h > 5
A closed circle is used to represent the inequalities of < and > ?
FALSE
What is the only animal known to have fingerprints like humans?
Koala
Distribute, then combine like terms.
3/4(x + 3) - 1/8
0.75x + 2.125
At first, you have 15 bottles of coke, and you drink 2 bottles each day. After a certain number of days, there are 3 bottles left. How many days was it?
6 days
Solve & graph
-7(x + 3) less than or equal to 28
x is greater than or equal to -7
Inequalities have only one solution like equations.
False. Inequalities have infinitely many solutions.
What was the only state to have been ruled by a queen?
Hawaii
Distribute, then combine like terms
-3(x - 7) - (4x + 6)
-7x + 15
An electrician charged a fee of $45 plus $60 per hour to come to Ed's house and make a repair. How many hours did the repair take if the bill was $120.
1.25 hours
A print shop manager estimated that it would cost no more than $65 to print 100 flyers, plus $15 for paper. Write an inequality that can be used to find the greatest cost per flyer?
100f + 15 less than or equal to 65
The solution is m < 120
FALSE
m > 120. **Flip the inequality sign.
In what year were women allowed to compete in women's gymnastics?
(hint.. between 1930-1939)
1936