Texas Instruments TI-83 Plus Manual Book page 140

Chapter 5: Linear Systems
Section 2: Using Algebra
Activities
(continued)
Scoring: You get two
attempts to pick or input the
correct solution to the system
of equations. You get 2 points
for a correct choice or input
on the first try, and 1 point for
a correct choice or input on
the second try.
There are 4 problems for a
maximum score of 8 points
Problem 1:
Problem 3:
Topics in Algebra 1
Balloon Ride
1. Highlight a level (silver = less difficult; gold = more difficult),
and press Í to select it.
2. Look at the system of equations and solve using the algebraic
methods of substitution or elimination.
Silver level: Press } or † to cycle through the solutions to
choose from, and then press Í to select the solution. You
must press a key to continue play.
Gold level: Use } or † to select an answer or to get to the
input box. Select or input your answer and press Í.
(Press Ì to enter negative numbers.) You must press a key to
.
continue play.
3. As you play, write out the algebraic steps (using elimination
or substitution) for each problem or explain why you knew
the correct answer in the space below.
4. What level did you play?
5. What was your score?
© 2001, 2002 Texas Instruments
Name
Date
Problem 2:
Problem 4:
Student Worksheet 5-17