Linear Equations
Solutions
Word problems
System of equations
Vocabulary
100
3x-2=7
What is 3
100

Parallel lines

What is zero?

100

You have a rectangular plot with perimeter of 58 ft. If the length is 15 ft, what is the width?

What is 14 feet?

100
y = −5 5x + 4y = −20
What is (0,-5) ?
100
Equation with one variable in exponent 1
What is linear equation ?
200
-y+7=2y-4
What is 11/3
200

When two lines are the same line.

What is infinitely many solutions?

200

You and your friend are selling two types of candy bars.  If you have 13 total candy bars and you have three more than the other, how many of each candy bar do you have?

What are 5 and 8?

200
4x + 2y = 10 x − y = 13
What is (6,-7) ?
200
A method to solve system of two equations using "plugging in"
What is substitution ?
300
1/2 + 5x = 2/3
What is 1/30?
300

Two perpendicular lines

What is 1?

300

The school that Josh goes to is selling tickets to the annual talent show. On the first day of ticket sales the school sold 4 senior citizen tickets and 5 student tickets for a total of $107. The school took in $131 on the second day by selling 7 senior citizen tickets and 5 student tickets. What is the price each of one senior citizen ticket and one student ticket?

What are $8 and $15?

300
−7x + 2y = 18 6x + 6y = 0
What is (-2,2) ?
300
Branch of Mathematics dealing with variables, real and complex numbers, math operations, and functions' graphs.
What is algebra ?
400
a/7 = a + 1/2
What is -7/12 ?
400

Two lines that have the same slope but different y-intercept value.

What is no solution?

400

A plane traveled 580 miles to Ankara and back. The trip there was with the wind. It took 5 hours. The trip back was into the wind. The trip back took 10 hours. Find the speed of the plane in still air and the speed of the wind.

What is 87 mph and 29 mph ?

400
−9 + 5y = −4x −11x = −20 + 9y
What is (1,1) ?
400

The set of all x-values an equation can take.

What is a domain?

500
0.13w - 1.51 = 2.3w + 0.3
What is 0.834 ?
500

The way you can tell that two lines are the same line when looking at their slope-intercept form.

What is same slope and same y-intercept ?

500

Mr. Lara's two favorite numbers.  (have you been paying attention?)

What are 5 and 8.

500
−5/7 − 11/7x = −y 2y = 7 + 5x
What is (-3, -4)
500

The result when you raise anything to the zero power (except for 0).

What is 1?