Foundations of Algebra
Simplify the following expression:
6(y+3)
6y + 18
Combine Like Terms:
6x + 5 + 12x
18x + 5
Square Root of 144
12
True or false: The Domain is the X variable, Independent variable, and the ouput
False
Slope-Intercept Equation
y=mx+b
Simplify the following expression:
-8(z+2)
-8z-16
Simplify using the distributive property:
9(y-6)
9y - 54
5 Sqrt of 2x
This type of function is shaped like a U
Quadratic
The point where a linear equation crosses the y-axis
y-intercept
Write out the following algebraic expression:
Seven times the number x = the ratio of 7 and y
7x=7/y
Solve for X:
7x=42
x=6
Square root of 64x2y2
8xy
What is the method used to ensure that a graphed equation is a function by checking to see if each input only has one output?
Vertical Line Test
What is the slope and the y-intercept of the following equation:
y=7x - 3
m = 7
b= -3
Determine if the ordered pair (3,40) is a solution for this equation:
y-6x=22
Solution
k/7 - 9 = 2
77
Square Root of 24x5
2x2 Sqrt 6x
Evaluate the following function:
F(x)=9x-x
F(3) =
24
Write the slope intercept form equation for the line that passes through (0,6) and (4,18)
y=3x+6
Determine if the ordered pair (4,18) is a solution for this equation:
5x+3=y-6
23 = 12
NO SOLUTION
Solve for t:
5t - 3(t+4)=6
t=9
3 * Square Root of 120x2y
6x Sqrt 30y
Evaluate the following function:
F(x)=5x3
F(2) =
40
Write the slope-intercept form equation for the line that passes through (4,6) and (7,-3)
y=-3x+18