A1.LFE.1
Represent and solve real-world problems, using linear expressions, equations, and inequalities in one variable.
Example Problems
Write an equation to represent the following statement, and solve for x:
Solve for x:
Write your answer as a fraction or improper fraction if applicable.
Write your answer as a fraction or improper fraction if applicable.
Solve for x:
Write your answer as a fraction or improper fraction if applicable.
Write your answer as a fraction or improper fraction if applicable.
Khan Academy ResourcesUsing units to solve problemsUsing inequalities to solve problemsExponential vs. linear growthComparing linear rates word problemsUsing units to solve problems: Drug dosageExponential vs. linear growth over timeExponential vs. linear models: tableComparing linear rates exampleUsing inequalities to solve problemsExponential vs. linear growth

1-on-1 AI tutoring aligned to A1.LFE.1. Instant help for students, real-time insights for teachers.
Used in classrooms by 100,000+ students at Baltimore County, Plano ISD, Deer Valley USD, KIPP, and districts nationwide.
Free for teachers, forever →