(4-2)/9=1/3
4-(2/9)=3&2/3
I wasn't sure which you wanted so I put both
Rewrite equation so that it is homogeneous .
Solve characteristic equation:
The solutions to the homogeneous equation are:
Finally you need the constant term in "cy" to equal 'd' to satisfy the particular solution.
Answer:
could you be more specific pls
Subtract how much she has saved already from the total cost:
253.77 - 136.27 = 117.50
She needs $117.50 more.
Now divide that by the savings per week to find the number of weeks:
117.50 / 23.50 = 5 weeks.