DATE Problem 2.1 Shirts and Caps Again Solving Systems
shart at right shows the T-shirt and cap sales for Day 1. Nyla and Jimia wrote the
lowing the equations to represent the relationship between the number of shirts sold,
and the number of caps sold, X. Y18, 5x+10y125
A Nyla and Jimfa solved the problem using different methods.
To find the number of shirts and the number of caps sold,
Nyla wrote the equations in slope-intercept form and
graphed them below
Nyla's Graph
Nyla's method
Write each equation in slope-intercept form.
1) x+y=18
15
>
-x+ 18
Number of Caps
2) 5x+10y125
- 5x
10y-5x + 125
10 10
y-05x + 125
03 6 9 12 15 15
Number of Shirts
raph both equations
What is Nyla's solution?
What do you think about Nyla's method?