Linear Eqations and Graphs
Functions
Systems of Equations
Inequalities
100
what is the y intercept when the slope includes points (1,6) and (2,7)
(0,5) is the y intercept
100
Is this a working function:
Yes
100
3x-2y=-1
y=-x+3
is (1,2) a solution?
yes
100
Simplify -2+2y>-4y+3
6y>5
200
Find the slope of this graph
Includes points (-4,3) and (2,12)
y=3/2x + 9
200
h(t) =-20+11t
h(11)=__
h(11)=101
200
What is the result of adding these two equations?
6x+2y=-2
3x-2y=-5
9x=-7
200
Solve for x
4-6x≥-15+1
x≤3
300
what is the slope of the following points:
(-3,3) and (3,17)
y=7/3x+10
300
6x+y=4x+11y
Write a formula for h(x) in terms of x
h(x)=__
h(x)=0.2x
300
Solve the system of equations with substitution
8x+5y=24
y=-4x
____________
x=__
y=__
x=-2
y=8
300
Solve for x
3(6-x)-4=3x-4
x=3
400
Find the intercepts of the line
3x+2y=5
y-intercept:(0,2.5)
x-intercept:(5/3,0)
400
Write a formula for f(q) in terms of q.
11q-4=3r-6
f(q)=(11q+2)/3
400
solve the system of equations with elimination
-10y+9x=-9
10y+5x=-5
__________
x=__
y=__
x=-1
y=0
400
How many solutions does the following equation have?
-17(y-2)=-17y+64
1. none
2. 1
3. infinite
1. none
500
the table shows (x,y) pairs from a line on a coordinate plane.
What is the x-intercept of the line?
(__,__)
(-14,0)
500
What is a function?
a function is a relation between inputs where each input is related to exactly one output
500
how many solutions does the system have
y=-5x-1
y=-5x+7
no solutions
500
What is an inequality? Explain in words.
The relationship between two values that are not equal is defined by inequalities. Inequality means not equal. In-non/not equality-equal.