Representing Area using Algebraic Expressions
What is the area of a rectangle that the side lengths are x, 5, and 9?
14x or 9x + 5x
What is 30 - g - g - g?
27g
What is an equivalent expression for 5/6(6x + 24) - 3?
5x + 17
14 - ? = 5 + 23
1
What number fits this equation : x + 7.4 = 10
Numbers that you can use : 2.4 , 2.6 , 3.6 , no number fits
x = 2.6
What is the area of the square if the sides of the square is 4x
4x(4) or 16x
What is 15g + 5 + 3g + 2g + 3?
20g + 8
What is an equivalent expression for 4(x + 2) + 5(3x + 1)?
19x + 13
1/2(30 -12) = 5 + ?
4
What number fits this equation : 3/5y = 6/35
Numbers that you can use : 2/7 , 2 , 7/2 , 7 , no number fits
What is the area of a rectangle if the side lengths are x, 10, and 16
10x + 16x or 26x
What is 8 + 5h + h + 17 + 4a + 9h?
4a + 15h + 25
Is 5(6x + 15) equivalent to 30x + 75?
Yes, both expressions are equivlant
Write a Description for n + 5 = 10
A number plus 5 is 10
What number fits this equation : 1/4(2x - 8) = 3
Numbers : 8 , 12 , 16 , nothing fits
nothing fits
Wha is the area of a square if the side length is 34x
1156x or 34x2
What is 3x + 2y + 5x - 3z + 7y + z?
8x + 9y - 2z
What is an equivilant expression for 15 - 3(2x + 4)
-6x + 3
Write a Description for 1/3x - 2 = 8
2 less than 1/3 of a number is 8
Let w represent the width of a rectangle in inches. Let l represent the length of the rectangle in inches. The formula P = 2w + 2l represents the perimeter of the rectangle. What is the perimeter of a rectangle that has a width of 8.5 inches and a length of 13 inches.
P = 43 inches
What is the area of a rectangle if the side length are x, 593, and 496
593x + 496x
What is 7q + 5r - 4 + 3s - 3q + 5r - 3?
4q + 10r + 3s - 7
12 + 4x is equivilant to what?
4(3 + x)
Write a Description for 3/4(36) = 3 x 9
3/4 of 36 is the product of 3 and 9
Sana and her family go on a road trip. Sana uses the equation s = 250/t , when t > 0 , to determine s , the car's speed in miles per hour when the family drives for t hours. She determines that the car's speed when the family drives for 4 hours is 65 miles per hour. Is Sana correct? If not correct what is the actual miles per hour?
When the family drives for 4 hour the car's speed goes 62.5 miles per hour. She is not correct.