Operations on Real Numbers
These are examples of ... 1/4, 0.666, √4, -3
What are rational numbers?
Solve for b, 4b+14 =22
What is b=2?
Solve for r, in the formula d = rt
What is r = d/t
Solve the inequality for y, 2y≤-3
What is y≤-3/2?
|-13| =
13
Put the following numbers in order from least to greatest: √25, 4.66666..., -1/5, 3,
-1/5, 3, 4.66666..., √25
What is the value of r when d=16 miles and t = 8 minutes
r = d/t
What is r = 2?
The possible x values for |2x-3| =1 are,
What is x=2 and x=1?
Which of the following numbers is irrational? 0.56346..., √9, 1.333..., √2,
√2 and 0.56346...
Solve for x, 5(2x+6) =8x+48
The value of x is 9.
Graph -3(m-4)<6
What is m>2?
solve
|x| ≤ 2
x le 2
x ge -2
rational + irrational = ?
What is an irrational answer?
Solve for x, 3(5x+7) = -22+13
The value of x is -2.
A rectangle has a perimeter of 182 inches and a length of 52. What is the width? Formula: P=2l + 2w
What is w=38?
Solve the compound inequality and graph. -4>y+2>-10
What is -12
Solve for x, 3|2x-7|=9
What is x=5 and x =2?
Which of the following will result in an irrational number?
sqrt(18) - 1 =
sqrt(25)/10 + 1.3333... =
sqrt(7) + 8 =
sqrt(18) - 1 =
sqrt(7) + 8 =
You are shopping for gold fish and beta fish at a store and you want to know how many you can buy. Write an equation with the following information. Gold fish cost $2.20 each and beta fish cost $4.50 each. The amount paid is $78
2.20g + 4.50b =78
Write an equation to represent the following situation:
You can determine the approximate temperature in degrees Fahrenheit by counting the number of times a cricket chirps in one minute. Multiply that number by 7, divide by 30 and add 40.
T = 7/30c +40
Solve and graph 3 < -2p-3 ≤ 11
p < -3
p ge -7
Solve for x in 3|x+6|+8 =5
What is |x+6|= -1, there is no solution for x