Show:
EXPRESSIONS, EQUATIONS, AND FUNCTIONS
Simplify Radicals
Proportional Equations
Random
Linear Equations
100
4(6n+7) when n=6
What is 172.
100

sqrt(12)

2sqrt(3)

100

A car travels at a constant speed of 65 miles per hour. Write a proportional equation to represent the distance d traveled after t hours.

d=65t

100
Identify the slope and y-intercept: 6x+3y=18
What is m=-2;b=6
100

Write an equation with a slope of -5 and a y-intercept of 8

y=-5x+8

200
Simplify: -7x(x-13)
What is 7x^2+91x.
200

sqrt(20)

2sqrt(5)

200

Solve proportion: b/8=9/4

What is b=18.

200
X-intercept and Y-intercept: -2x+5y=-20
What is x-intercept=10; y-intercept=-4
200
Equation of the line that passes through the point (-2,9) and has slope -2.
What is y=2x+5
300
x=8 a solution for 2x+10<4x-7
What is no 26<25 does not work!
300

sqrt(72)

6sqrt(2)

300

Solve the proportion:

2x/3=5/6

x=5/4

300
Solve for x: 16x-4=4(2x-3)
What is x=-1.
300

Equation in standard form of the line that passes through the two given points: (3,9) (1,1).

What is 4x-y=3.

400

You buy apples at $2 per pound and oranges at $3.50 per pound. What is an equation for the total cost of fruit purchased? Also, what is the total cost of 7 apples and 4 oranges?

What is 2x+3.50y=c ; 28

400

sqrt(75)

5sqrt(3)

400

Solve the proportion:

(x-3)/4=(x+1)/8

x=7

400

A gym charges a $25 sign-up fee and $15 per month. Write a linear equation that represents the total cost C after m months.

C=15m+25

400

A line passes through the points (–2, 1) and (4, 13). Write the equation of the line in slope-intercept form.

y=2x+5

500
A rectangular banner is 16 feet long and has an area of 80 square feet. What is the perimeter of the banner?
What is 42 feet.
500

sqrt(108)

6sqrt(3)

500

Solve the proportion:

(3x+2)/5=(2x-4)/3

x=26

500

Find the slope through the points (2, 4) and (2, -4)

undefined

500
Equation of the line that passes through the given point and is perpendicular to the given line: (3,-3), y=x+5
What is y=-x.