Solving Story Problems
Write a system of equations for each problem. State what the variable represents.
Solve the system. Answer the questions.
1. Erica bought a songbook and a pad of music paper for $24. Danya bought a
songbook and 2 pads of music paper
For each problem, write one or more equations to represent the situation. Tell what the
variable represents. Solve the problem. Check your solution.
1. Cory had some cars. Ryan gave him 8 more. Now Cory has 23 cars. How many cars did he
Story Problems 1 - Key
1. X is Corys original number of cars.
X + 8 = 23
Cory had 15 cars to begin.
2. X is the number of bows in a bag.
3x 3 = 24
There are 9 bows in each bag.
3. X is the value of the secret number
4. 4(1/3) = 5 + x
The secret number is
Find the vaiue ofeach shape. Write a system of equations using 0 = x, = y, and B = 2. Be
abie to relate soiving the picture probiem to the system of equations. '
l 4 5. . - -}gj§"w' «Wm-.11. ' iirt
Patterns in Everyday Situations
1. For every 6 people in North America who are right-handed, there is one person who is left-handed.
a) Complete the table.
In prekindergarten through grade 2 all students should
In grades 35 all students should
Understand patterns, relations, and
sort, classify, and order objects by size, number, and other
M A T H E M A T I C S 2203
PR O P O R T I O N A L A ND A L G E B R A I C R E ASO N IN G
Instructor: Nell McAnelly
E-mail address: [email protected]
Office Hours: 8:30 a.m.- 9:30 TTh or by appoint
I d e n t i f y i ng F u n c t ions
W h i c h o f t h e f o l l o w i n g e x a m p l e s a r e f u n c t i o n s?
W h i c h o f t h e f o l l o w i n g e x a m p l e s a r e f u n c t i o n
Eric the Sheep
Its a hot summer day, and Eric the Sheep is at
the end of a line of sheep waiting to be shorn.
There are 50 sheep in front of him. Being an
impatient sort of sheep, every time the shearer
takes a sheep from the fro