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Systems: two truths at once — Homework
Solve each system by substitution. Report an ordered pair and check both equations.
- 1.y = 2x + 3 and y = −x + 9
- 2.y = 4x − 1 and y = x + 8
- 3.Check (3, 11) in both equations above.
- 4.Two numbers sum to 24; one is 3 times the other. Set up the system.
- 5.Solve that system.
- 6.What would it mean if two lines in a system were parallel?
🌲 Homeschool for the FutureNinth Grade · Math · week 5 homework