Unit 0:
Number Sense and Math Practices
Number Sense and Math Practices
Evaluate:
5-2^2*3+7
What is
0?
1-1: Solve for d:
-15=5(3d-10)-5d
What is
d=7/2?
Find the slope of the line between the points:
(9,2) and (-3,-2)
What is
1/3?
Find the domain of the following set of ordered pairs:
{(3,6),(5,7),(7,7),(8,9),(11,14)}
What is
{3,5,7,8,11}?
Is the point (-2, 8) a solution to the following linear inequality?
5x+2yle10
What is yes?
Distribute and Simplify:
3(a+b)-(a-2b)
What is
2a+5b?
1-2: Solve for t:
t/3-2=t/4+2/3
What is
t=32?
Find the slope of the following linear equation:
y=2/3x-5
What is
2/3?
Find
f(-4)
with the following function:
f(x)=3x-5
What is
-17?
Using the following linear inequality, are the solutions above or below the line?
ygt-x+3
What is above?
Simplify:
9m+7n-(4m+3n)
What is
5m+4n?
Solve for m.
8n=-3m+1
What is
m=(8n-1)/-3?
Find the equation of the line in point-slope form through the point (2,1) with slope m=3.
What is
y-1=3(x-2)?
Is the sequence arithmetic?
2,4,8,16,...
What is no?
Find the solution to the following system:
3x-y=10
x=-2y+1
What is
(3,-1)?
Solve:
n/4=8
What is
n=32?
Solve the following inequality.
-3(t-4)lt6
What is
tgt2?
Find the x-intercept of the line
4x-5y=40
What is
10?
Given the recursive formula, find the explicit formula:
a1 = 5
an = an-1 -7
What is an = 5 + (n - 1)(-7)?
Find the solution to the following system:
5x+10y=20
6x+5y=3
What is
(-2,3)?
Solve:
12=x/5+2
What is
x=50?
Solve the following. *there are two solutions*
4abs(x-5)+2=18
x=9 or x=1?
Determine if the lines are parallel, perpendicular, or neither:
y=4x+5 and 2x+8y=16
What is perpendicular?
Write an explicit formula for the following sequence:
20,13,6,-1,...
What is
an = 20 + (n - 1)(-7)?
Find the solution to the following system:
y=2x+5
y=-1/2x
What is
(-2,1)?