Main content

Solving basic equations & inequalities (one variable, linear)

Learn
Variables, expressions, & equationsTesting solutions to equationsIntro to equations
Learn
Same thing to both sides of equationsRepresenting a relationship with an equationDividing both sides of an equationOne-step equations intuition
Learn
One-step addition & subtraction equationsOne-step subtraction equationsOne-step addition & subtraction equationsOne-step addition & subtraction equations: fractions & decimals
Learn
One-step division equationsOne-step multiplication equationsOne-step multiplication & division equationsOne-step multiplication & division equations: fractions & decimalsOne-step equations review
Learn
Intro to two-step equationsTwo-step equations intuitionWorked example: two-step equationsDescribing steps when solving equationsTwo-step equations review
Practice
Learn
Two-step equation word problem: computersTwo-step equation word problem: gardenTwo-step equation word problem: oranges
Learn
Why we do the same thing to both sides: Variable on both sidesIntro to equations with variables on both sidesEquations with variables on both sides: 20-7x=6x-6Equation with variables on both sides: fractionsEquation with the variable in the denominatorFiguring out missing algebraic step
Learn
Equations with parenthesesMulti-step equations review
Learn
Number of solutions to equationsWorked example: number of solutions to equationsCreating an equation with no solutionsCreating an equation with infinitely many solutions
Learn
Sums of consecutive integersSum of integers challengeLinear equation word problem: salineLinear equation word problem: sugary drinks
Learn
Linear equations with unknown coefficients
Learn
Linear equations 1Linear equations 2Linear equations 3Linear equations 4AveragesTaking percentagesGrowing by a percentageMore percent problemsSolving an equation for a variable
Learn
Testing solutions to inequalitiesPlotting inequalitiesPlotting an inequality exampleInequalities word problems
Learn
One-step inequalities examplesOne-step inequalities: -5c ≤ 15One-step inequality involving additionOne-step inequality word problemInequalities using addition and subtractionSolving and graphing linear inequalities
Learn
Two-step inequalitiesTwo-step inequality word problem: applesTwo-step inequality word problem: R&B
Learn
Inequalities with variables on both sidesInequalities with variables on both sides (with parentheses)Multi-step inequalities
Learn
Compound inequalities: ORCompound inequalities: ANDA compound inequality with no solutionDouble inequalitiesCompound inequalities examplesCompound inequalities review
Test your understanding of Solving basic equations & inequalities (one variable, linear) with these 14 questions.

About this unit

This topic covers: - Solving one-variable linear equations - Solving one-variable linear inequalities