Expression
COEFFICIENT
Write the verbal sentence as an equation and solve. Five minus the product of 2 and a number is 7.
5-2x=7
x=-1
Solve the equation.
6(x-1)=12
x= 3
What is the symbol that means "at least" or "minimum of"?
>
Solve the inequality. 2y+7>11
y>2
Factor:
8x + 16
8(x+2)
Simplify:
3(x+6)-5x+7
-2x+25
A fUber driver charges a $50 fee in addition to $2 per mile rate. Sarah is a fUber driver and needs to make a minimum of $100 from her next customer.
50+2m>100
Solve the equation.
14t-4-9t=31
t=7
Anthony is giving out Halloween candy. He starts with 400 pieces and gives 3 to each trick or treater. At the end of the night, he has 10 pieces left. He writes the equation: 400 - 3x = 10
What does x represent?
How many trick or treaters Anthony had.
Solve the inequality. 11-4z<-1
z>3
Simplify:
7x - 6x2 + 3 - 7x + 2
-6x2 + 5
True or false The following expressions are equivalent: -9h - 4.5 and -0.75(12h-4.5)
False
A golfer rents a set of clubs for $50 and then pays $3 per golf ball she buys. If she spends $68 in total, write an equation to determine how many golf balls she purchased.
50+3b = 68
Solve the equation. -5(3n+5)=20
n= -3
What is the term for the number in an equation without a variable?
Constant
Solve the inequalities. 3+b/3<7
b<12
3/4y + 12 = 15
Simplify -4(2k - 6) - 4k
-12k - 24
A library starts with 10 My Weird School Days books. Each day, the librarian buys 4 more My Weird School Days books.
Write the equation needed to determine how many days it takes the library to have 74 My Weird School Days books.
10 + 4b = 74
Solve the equation.
14-3g=32
g=-6
Andy's mom gave him $20 to spend an arcade. He spent $12 on food and games are $1.25 each.
Write the inequality that can be used to determine the amount of money Andy can spend.
12+1.25g < 20
The school band is selling candles to raise money for a trip. Their goal is to collect more than $520. They have already raised $145 and earn $0.88 for every candle they sell. The inequality represents the situation where c is candles sold.
145+0.88c > 520
What is the least number of candles they need to sell to meet their goal?
x > 426.236... (you can't sell a fraction of a candle, and 426 would not be more than....)
427 candles
Andy's mom gave him $20 to spend an arcade. He spent $12 on food and games are $1.25 each.
What is the maximum amount of games he can play?
6 games
Simplify:
2(x - 4) - (8x - 3)
2x-8 - 8x +3
-6x - 5
Kumar wants to buy a new pair of shoes. The minimum cost of the brand of shoes he wants is $120. He already has $40 saved, and plans to earn $15 each week on chores. Write an inequality to determine how many weeks it will take him to save enough money for his new shoes.
15x + 40 > 120
What is the solution of the equation:
-3(2x-1)=-21
4
The length of a rectangle can be represented by (2x + 5) and the width is represented at (x - 1).
Write a simplified expression to represent the perimeter of the rectangle.
2(2x+5) + 2(x-1)
4x + 10 + 2x - 2
6x + 8
Solve the inequalities.
x/-3 -8≥-3
x≤-15
Draw the inequality's graph:
19 > 4x - 5
Closed circle on 6 going to the LEFT