SAT Math · Domain 1 of 4
Algebra
Algebra on the Digital SAT is about linear relationships: solving equations, reading slope, turning words into equations, solving systems and working with inequalities. It makes up about 35% of the Math section, around 13 to 15 questions across the two modules, so strong algebra lifts your score more than almost anything else.
About 35% of SAT Math13 to 15 questions5 skillsFree, no sign-up
Hi, I’m Io. Start with skill 1. Each lesson builds on the one before.
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The 5 Algebra skills
Each skill is one interactive lesson of about 35 to 40 minutes, ending with an 8-question challenge. Work through them in order, or go straight to the one you need. Your progress is saved in this browser.
- Linear equations in one variable
- Linear functions
- Linear equations in two variables
- Systems of linear equations
- Linear inequalities
Drill the whole domain
A timed topic drill mixes questions from every Algebra skill, with a worked explanation after each answer. For a gap that needs hands-on help, a tutor who took the SAT recently can work through it with you one to one.