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isaacb6727
27.10.2019 •
Mathematics
Write as an ordered pair the coordinates of the point whose y-coordinate is 9 and whose x-coordinate is -8
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Ответ:
(-8, 9)
Step-by-step explanation:
If you are writing the coordinates as an ordered pair, you follow the format:
(x-coordinate, y-coordinate)
Therefore, the -8 is the first number in the brackets and the 9 is the second number.
Ответ:
y = 3/2x - 2
General Formulas and Concepts:
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightAlgebra I
Slope Formula:![m=\frac{y_2-y_1}{x_2-x_1}](/tpl/images/0978/9630/ab87e.png)
Slope-Intercept Form: y = mx + b
m - slope b - y-interceptStep-by-step explanation:
Step 1: Define
Find points from graph.
y-intercept (0, -2)
Random Point (2, 1)
Step 2: Find slope m
Substitute [slope formula]:Step 3: Write equation
Substitute into General Form
y = 3/2x - 2