Form the inequality and solve it

Author:Mathguru, Walch Education

Alexis is saving to buy a laptop that costs $1,100. So far she has saved $400. She makes $12 an hour babysitting. What’s the least number of hours she needs to work in order to reach her goal?

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巧算長方形周界
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
The Coordinate Plane (Cartesian Plane)
רישום חופשי
bewijs stelling van Pythagoras

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abner
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Poisson Distribution