Name: Block : Date: Math 9 Equations Homework #5 – algebra tile isolate the variable Use an model to in each equation. ruler [ use a ! ] a + 5 = 12 4b = c = –12 –3 2. 3. Isolate the variable in the following equations to identify the solution. Whatever CHANGE is made to ONE side of an equation must ALSO be made to the OTHER side. d + 12 = 24 e + 17 = f = –13 –10 –3 5. 6. = 4 = = 12 –12 7. 8. 9. 12m = = 6p = –108 –8n –56 –90 10. 11. 12. 0.8q = 24 r = = 440 –14 13. 14. 15.
Name: Block : Date: Math 9 – Equations Homework #5 Use an algebra tile model to isolate the variable in each equation. [ use a ruler ! ] a + 5 = 12 2. 4b = –12 3. c = –3 Isolate the variable in the following equations to identify the solution. Whatever CHANGE is made to ONE side of an equation must ALSO be made to the OTHER side. d + 12 = 24 5. e + 17 = –13 6. f –10 = –3 7. = 4 8. = –12 9. = 12 10. 12m = –108 11. –8n = –56 12. 6p = –90 13. 0.8q = 24 14. r = –14 15. = 440