Simplify
8 + 3 - (6 x 2)
-1
x - 9 = 5
x = 14
What is the slope of y = 4x + 3
m = 4
How do you find the perimeter of a shape?
Add up all the side lengths
The angles of a triangle add up to this many degrees
180 degrees
6x + 8x - 3x
11x
-6x = 42
x = -7
What is the y-intercept of y = 2/3x - 5
b = -5 or (0, -5)
The area of a rectangle with a length of 5 in and width of 8 in? (make sure to use proper units!)
A = 40 in2
The Pythagorean Theorem only works for what kind of triangles?
Right Triangles
52 - 20/4 + 2
22
1 + 5x = 51
x = 10
The slope of y = -x + 3
m = -1
The perimeter of a triangle with side lengths of 2, 4, and 6 feet.
P = 12 feet
The name of a triangle with two sides of the same length
Isosceles
-8y + 6x + 8y - 2
6x -2
8 - 2x = 10
x = -1
The equation of a line with a slope of -3/4 and a y-intercept at (0, 6)
y = -3/4x + 6
The area of a square with a side of 9 yd
A = 81 yd2
(4 + 6)/2 - 32
-4
(1/3)x - 6 = 2
x = 24
What is the equation of a line?
y = mx + b
The area of a triangle with a base/length of 10 in. and a height/width of 4 in.
A = 20 in2
40 degrees