Systems of Linear Equations - Solving by Substitution and Elimination
30 tutor-authored questions for this Ontario curriculum expectation, ordered easiest to hardest, every one with a full worked solution. Work through all 30 with your weekly-lesson access code.
Sample: the first question, solved
Solve by substitution: y=x+2 and y=3x−4.
📘 Worked solution
✓Setting the expressions equal: x+2=3x−4, so 6=2x, giving x=3 and y=5.
And one from the hard end
"Plan A costs $20 plus $0.10/text; Plan B costs $35 unlimited. Find when both cost the same."
Solution shown after you try it in practice mode.
Work through all 30, easiest to hardest
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