Standard Form to Slope Intercept Form
what is slope intercept form?
y - mx + b
When given two equations, both with x, what is your first step to solve for x?
set the equations equal to each other
What is the name of the following equation:
Ax + By = C
Standard Form
what happens when you divide or multiple by a negative
the inequality sign flips
RANDOM TRIVIA: DOUBLE THE POINTS
What is the closest mountain range to Ohio?
Appalachian Mountains
rewrite the equation from standard form to slope intercept form: x + y = 4
y = 4 -1x
y= 4-x
y = -1x + 4
write a linear equation in standard form for the following situation: Leanna is selling fashion show tickets. Adults are 20 dollars each and children are 5 dollars each. She needs to sell 400 dollars by the end of the night.
20a + 5c = 400
20x + 5y = 400
RANDOM TRIVIA: DOUBLE THE POINTS
Persia was the former name of which present day country?
Iran
what inequality signs do you use when your line is dotted/dashed
less than or less than/equal too
Given y = 3x + 56, where x = 5, what is the solution of y.
y = 71
rearrange the equation from standard form to slope intercept form: x + 5y = 5
y = -1/5x + 1
Solve for x given the following equations:
15x + 125 = 12x + 140
x = 5
-2y + 7x = 6
A = 7
B = -2
C= 6
when the graph is shaded below the line and is solid, what inequality sign are you using?
≤
less than or equal too
when you have either ≥ and ≤ what kind of CIRCLE would you plot on a number line?
closed circle
rearrange the inequality from standard form to slope intercept form: 4x -3y > 15
y < 4/3x -5
Kirsten has $2800 in her bank account. She pays for a gym membership every month with automatic payments. Her monthly payment is $70. How many months until her bank account reaches 0.
x = 40
40 months
3x - 6y = 10
A = 3
B = -6
C = 10
when a graph is shaded above the line and the line is dotted: what inequality would be used?
>
Greater than sign
what is the name of the test to determine whether a graph is a function or not?
vertical line test
y > 3x
y > 3x + 0
RANDOM TRIVIA: WORTH DOUBLE POINTS!
What body of water is North of Africa?
Mediterranean Sea
y = 4
A = 0
B = 1
C = 4
on your dry erase board, graph the following equation:
-4y + 3x > 12
it should be a dotted line, shaded below
points on (0, -3) (4, 0) (8, 3) (these are just a few examples)
Identify the terms and coefficients in the following expression:
2x + 3y - 4z + 10
Coefficients: 2, 3, -4
Terms: 2x, 3y, -4z, 10