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Sagot :
An expression for the amount of the money left = (5n-7900) cedis
The minimum amount she needs to save each week to be able to afford the gift: n = 7900/5.
What is a word problem?
The term "word problem" refers to a type of math question where the answer is written as one or more sentences and asks students to use their mathematical understanding to solve a problem from "real world."
What is the first step in solving word problem?
Read the problem in its full to get a clear understanding of what you need to do in order to solve it before you start. Following reading it, you may choose which components of the issue need to be resolved the most and which ones are not.
According to the given data:
She gets n cedis a week.
she will get n x 5 cedis for 5 wks =5n cedis.
She buys a present worth 7900.
An expression for the amount of the money left = (5n-7900) cedis.
The minimum amount she needs to save each week to be able to afford the gift.
5n-7900 = 0
n = 7900/5.
7900/5 = ____ per week
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