Algebraic expressions/equations
-1
Give a fraction equivalent to 5/9
10/18, 15/27, 20/36
Write the inequality for the following statement:
I went to the basketball game after school, and it seemed like nobody was there. There were fewer than 40 people there.
x < 40
23 + 62 ÷ 9
12
20 + 30 = 18 + 2 + y
What is the value of y to keep the equation balanced?
y=30
3m + 5 + 2m - 1 m=2
14
0.1 + 0.92 + 0.08
1.100
During the busiest part of dinner, the cooks make four pizzas every 10 minutes. How many pizzas do they make in an hour?
24
120% of $12
$14.40
1/3a = 4
12
-6 ( b + 20 ) + 5 + -30 b=6
-181
Convert the fraction to a decimal: 6/10
0.6
Alicia is at least 12 years old. Let a represent Alicia's age.
a ≥ 12
Candy cost $3.75. The sales tax is 4%. What is the total cost of the candy?
$ 3.90
-x + 7x - 108 = 30
23
Leslie and Michael are brother and sister. Michael is only 2 years old. He's much shorter than Leslie. Michael is 1/2 of Leslie's height, plus 5 inches. When Michael's height and Leslie's height are added the total is 80 inches. How tall are Michael and Leslie?
M: 30
L: 50
(-7.3)(-6.5)
47.45
Write the inequality for the following statement:
The class did not do very well on the social studies test. The highest score that anyone got was an 81. Everyone else got a lower score.
t ≤ 81
95% of people in my street have a car. There are 160 people in my street. How many do not have a car?
8
Do Not have a Car
−8 − x = x − 4x
4
−3(x − 1) + 8(x − 3) = 6x + 7 − 5x
7
Subtract the two mixed numbers:
3 1/3 - 1 2/3
1 2/3 or 5/3
Find the value of x:
x/45 = 60/100
x=27
x/45 = 3/5
4(3 • 2) + (8 – 3)2 – 62 + 3 • 9 - 23 + 1
33
3/4( 4x-8) = 1/4 (20 +4)
4