Algebra · Functions · Grade 8–10
Linear Functions
Master Quiz
From reading graphs to transforming equations — 20 carefully crafted problems to build real fluency.
⚡ Quick Memory Keys
📐 SLOPE = rise ÷ run = Δy ÷ Δx
📍 y-INT = where x = 0
🔄 SHIFT UP = +k outside f(x)
🪞 PARALLEL = same slope
⊥ PERPENDICULAR = negative reciprocal
🔢 STANDARD: Ax+By=C → slope = −A/B