Write an Equation
A taxi charges an initial fee of $3.75 plus $2.00 per mile to ride to a destination. What is an equation to determine the total cost y when going x miles?
What is y=2x+3.75
y=3x+1
y=8x
What is (1/5, 8/5)
f(x)=2x-1
g(x)=x2-2x+8
(f+g)(x)=?
What is (f+g)(x)=x2+7
f(x)=7x2
g(x)=3x-11
g(f(x))=?
What is g(f(x))=21x2-11
If you were to graph 6x-2y≥12, what kind of line would it have - dotted or solid?
What is a solid line
Karl has $400 to spend on meals while on vacation. On average, his meals cost $30. What is an equation to tell how much money he has left y after purchasing m meals?
What is y=400-30m
y=3(x+2)
y=1+3x
What is no solution
j(x)=3x-7
k(x)=4x2+5
(k-j)(x)=?
What is (k-j)(x)=4x2-3x+12
r(x)=-5x+5
t(x)=-9x3
r(t(x))=?
What is r(t(x))=45x3+5
What is the inequality graphed in "Graph 1"
What is y<-2x+2
The target pH of water is 7.5. The water in the vase of flowers can vary up to 0.3 from the target and still be safe for the flowers. What is an absolute value equation to represent the safe pH range when it is p?
What is |p-7.5|=0.3
2x+9=y
y+3=-4x
What is (-2,5)
s(x)=3x+1
t(x)=x2-8
(s*t)(x)=?
What is (s*t)(x)=3x3+x2-24x-8
k(x)=x2+3x+1
n(x)=x-3
k(n(x))=?
What is k(n(x))=x2-3x+1
What are the inequalities graphed in "Graph 2"
What is y≤0.5x-1 and y>2x-4
What is y=45+0.5x
x+y+z=11
2x+8y+3z=80
4x-6y+7z=-62
What is (3,10,-2)
f(x)=6x-10
g(x)=2x2+2
(f/g)(x)=?
What is (f/g)(x)=(3x-5)/(x2+1)
The inverse of f(x)=3x-8
What is f-1(x)=x/3+8/3
What is the absolute value graphed in "Graph 3"
What is y=2|x-3|-2
A helicopter flies at an average speed of 172 mph. At 2:42pm, it is 80 miles from its destination. What is an equation to determine m, the number of minutes it will take to reach the destination?
What is 172(m/60)=80
2x+4y+z=31
-2x+2y-3z=-9
x+3y+2z=21
What is (7,4,1)
m(x)=x2-4
p(x)=3x-6
(p/m)(x)=?
What is (p/m)(x)=3/(x+2) where x≠-2
The inverse of g(x)=0.4x+6
What is g-1(x)=2.5x-15
What is the piecewise function graphed in "Graph 4"
What is f(x)={ y=1, x<-1
y=x2, x≥-1