Simplify 3r-8s+11r-s
14r-9s
Solve -7x= 14
x = -2
Given f(x) = 2x+5, Evaluate f(11)
27
A function is given below.
What is the y-intercept of the linear function?
A. (5, 0)
B. (0, 5)
C. (0, -5)
D. (-5, 0)
B. (0, -5)
Does the mapping represent a function?
Yes.
Simplify 4rs+8r-5rs-2s-3r
-rs+5r-2s
Solve 3x-5=13
x = 6
If f(x) = 9(x-3), which is the value of f(-1/9)?
f(-1/9)=-28
What is the initial value of the graph below?
100 dollars.
Solve for y: 6x-4y =12
y = 3/2 x-3
Which expression is equivalent to 6(a+b)-(3a+2b)?
A. 3a+4b
B. 3a+8b
C. 3a+3b
D. 3a-4b
A. 3a+4b
What value of g makes the equation true?
2g+6-14g=-6(g-5)
g = -4
Given g(x) = 3x2-16, what is the value of g(-4)?
32
A function is given below.
What is the x-intercept?
(-6,0)

Does the graph represent a function?
Yes. It passes the vertical line test.
Which expression is equivalent to
3m(2n+4)-4(m+2)+n(m-7)?
f. 7mn+16m-7n-8
h. 7mn+8m-7n-8
g. 6mn+8m+7n-8
j. 6mn-8m+7n+8
h. 7mn+8m-7n-8
What value of x makes the equation true?
8-2/3 (15x-6)=16+3x
x= -4/13
If h(x)=3(x2-4)+22, what is the value of h(13)?
517
The graph of a relationship between the amount of water and time in a container when rate of a leak is constant q gallons per hour.
Label the x-intercept and interpret the meaning.
X-intercept: (5, 0). It takes 5 hours for water to run out.
Which of the following is equivalent to -2x-4y=12?
A. y=12+2x
B. y=6-2x
C. y=-1/2x-3
D. y=3-1/2x
C. y=-1/2x-3