Algebra
simplify 2x +3y +10x - y
12x + 2y
Find the area of the square with side length 7 cm
Area = 49 cm2
What coordinate is listed first in an ordered pair: x or y?
x
List three integers that satisfies x > 3
x = 4, 5, 6, . . .
2 x 3 + 4 x 5
6 + 20 = 26
Solve 3x+5 = 17
x = 4
Find the area of the triangle with base 5 cm and perpendicular height 8 cm
Area = 20 cm2
How do we plot the point (-3, -2) from the origin (0, 0)
Move three units to the left and then two units down
List three natural numbers that satisfies x < 7
x = 1, 2, 3, 4, 5, 6
20 / 5 + 4 x 3 - 2 x 0
4 + 12 - 0 = 16
Solve 4(2x+1) = 28
x = 3
Find the perimeter of the rectangle with length 10 cm and width 12 cm
Perimeter = 44 cm
Find the midpoint of the line segment AB, where
A (-2, 5) and B (4, 7)
Midpoint (1, 6)
List three integers that satisfies 2x + 1 > 9
x = 5, 6, 7, 8, 9 . . .
7 x 6 / 3 - 10 x 2
14 - 20 = - 6
Solve 1/2 x - 3 =7
x = 20
What must the side length of a square be, if the area and perimeter are the same?
Side length = 4
Find the slope of the line segment with points A (1, 2) and B (5, -2)
Slope = -1
How many natural numbers satisfies the inequality
3x - 5 < 10
4 natural numbers (1, 2, 3, 4)
32 x 22
9 x 4 =36
Solve 2(x+1) + 4(x - 2) = 12
x = 3
Find the perimeter of a triangle if the base is 3 cm and the perpendicular height is 4 cm.
Hypotenuse = 5cm
Perimeter = 12 cm
Find the distance / length of the line segment AB where A (2, 1) and B (6, 4)
Length AB = 5 cm
Solve for x, if x is any real number
8 - 4x > 20
x < - 3
52 (5 - 22)
25 (5 - 4) = 25 (1) = 25