🔍
🏠
Khan Academy (English - US curriculum)
🎲
Khan Academy (English - US curriculum)
Math by grade
Illustrative Mathematics
8th grade (Illustrative Mathematics)
Unit 4: Linear equations and linear systems
Lesson 14: Solving more systems
Lesson 14: Solving more systems
Systems of equations with substitution: 2y=x+7 & x=y-4
Systems of equations with substitution: y=4x-17.5 & y+2x=6.5
Systems of equations with substitution
Systems of equations with substitution: y=-5x+8 & 10x+2y=-2
