Systems of Linear Equations - Graphing and Applications
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: y=x+1 and y=2x-3.
📘 Worked solution
✓Set the expressions equal: x+1=2x-3, so 4=x. Then y=x+1=5. Solution: x=4, y=5.
And one from the hard end
"A chemist mixes a 20% acid solution with a 50% acid solution to make 12L of a 30% acid solution. How many litres of each are needed?"
Solution shown after you try it in practice mode.
Work through all 30, easiest to hardest
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