Simple Equations
Algebra: Is this a function: {(1, 2), (2, 3), (2, 4)}
No
Algebra: What is the slope-intercept of a linear equation
Algebra: y= mx + b
Find the slope: 2(3x - y) = -10
3
What property is shown:
(a*b)*c = a(b*c)
Associative Property of Multiplication
Solve the equation:
|x|-6=4
x = 10 or x = -10
Are you going to pass the EOC
Yes
Solve: 4(3x + 4) = 28
x = 1
Algebra: simplify: 3(6wd - 3) + wd3
Algebra: 21wd - 9
Write the following equation in slope-intercept form: 5(x + 2y) = 20
y = -1/2x + 2
What is the slope of the following equation:
2x + 2y = 8
slope = -1
Solve the system: 4x + 2y = 8 and 3x + 3y = 9
(1, 2)
Solve the equation.
4|x-5| = 12
x = 8 or x = 2
What are you going to do the night before testing?
Get a good nights sleep
Algebra: Solve for a: ax + b = c
Algebra: a = (c - b)/x
Solve: (3 - 3x)/7 = 6
x = -13
Evaluate:
[(2*3)+(7*4)]+2
Algebra: 36
Solve:
4|x+3|-7=5
x = 0 or x = -6
{0,-6}
If a question asks how long it takes an object to hit the ground, what are you going to use to find that?
The quadratic formula
Simplify: a(b - c) - 2a(c + b)
-1ab - 3ac
Solve the equation.
-3|x-1|+5=8
No Solution.
If a question asks for the maximum height of an object thrown in the air what do you use?
What if it wants to know how long it takes to reach the maximum height?
Y-coordinate of the vertex
the axis of symmetry (-b/2a)
Solve: 21 + x = 2(x - 6)
x = 33
Algebra: What's the domain of x = 3?
Algebra: 3
simplify: 4h2k - 4hk2 + 2k2 + 7hk2 - 3h2k - 3hk2
2hk + 4k
What's the slope of the line passing through (3,9) (5,4)
slope: -5/2
Solve the equation.
0.8|x+4|-3=1
x = -9 or x = 1
What is always the initial value?
y-intercept