Equations and expressions
3x = -27
x = -9
A map of a farm has a scale of 1 inch = 6 miles. The dimensions of the map are 7 inches by 12.5 inches. What is the actual area of the farm?
What is 3,150 square miles?
What is the area of a circle formula?
A = pi r2
(-47)+(86)=
39
x/3 = 12/36
x = 1
4(x + 5) = 32
It takes Leslie 40 minutes to pick 54 apples from a tree. If it takes Leslie the same amount of time to pick apples from each tree in an orchard, what is her unit rate?
Leslie picks 1.35 apples every minute
What is formula for area of a triangle?
A= 1/2 bh
73+52
368
Jaden is standing on the 60 yard line of a football field and Jordan is standing on the 30 yard line. They begin walking toward each other at the same speed. Where on the field will they meet?
The 45 yard line
(2/3) (x - 4) = 18
31
A farmer's rectangular field has an area of 156 cm². The field has a width of 6 cm. What is the length of the field?
What is 26 cm?
What is the formula for the circumference of a circle?
C = Pi Multiplied by diameter
3/5 + 4/7 - 2/3
53/105
Sam spends 25% of an hour mowing his 500 acre plot. How much of the 500 acres did he mow in this time period? How much is left?
125 acres with 375 acres left
3(x + 5) - 4 = 32
Molly picks 3/4 pound of grapes in 2/8 hour. How many pounds of grapes is Molly picking per hour?
What are 3 pounds per hour?
What is the constant of proportionality formula?
K = y/x
When do you flip the sign in an inequality?
1. Multiplying by a negative number OR
2. Dividing by a negative number
ONLY!!
What % of an hour would Tina spend grading papers if she graded 100 papers in 2 hours?
50%
Simplify
k - 225 ÷ (-5 · 15)
What is k + 3?
Regis buys a wallet for $17.35, a T-shirt for $10.05, and a belt for $7.50, There is a sales tax of 9.5% on each item. What is the total cost Regis will pay for all of the items?
What is $38.22?
How do you find the area of a hexagon
area of the triangle * number of triangles
or
base * height divided by 2 * 6
2 X (-4) + 3
-5
A pair of shoes is 110.00. They are on sale for 20% off. If you have to pay 7% sales tax after the discount. What is the total cost of the shoes?
$94.16