3.3 Practice A PDF Worksheet

Name_________________________________________________________ Date __________ 3.3 Practice A Solve the equation. Check your solution. 1. x + 3 = 10 2. b − 6 = −14 3. 5 = n+9...

Name_________________________________________________________ Date __________ 3.3 Practice A Solve the equation. Check your solution. 1. x + 3 = 10 2. b − 6 = −14 3. 5 = n+9 1 5 4. y − 2.1 = 7.5 5. −6.4 = x + 4.3 6. k − = 3 6 3 1 7. 10.5 + p = −8.32 8. 3 = r + 9. m + 1.06 = 5 4 8 7 5 2 1 10. − =1 + d 11. t − = 12. −10.2 + c = −8.14 12 6 7 2 Write the word sentence as an equation. Then solve. 13. 5 more than a number y is −2. 14. The sum of 8 and a number h is 12. 15. −13 is 4 less than a number n. In Exercises 16–20, write an equation. Then solve. 16. You earn $9 per hour babysitting. This is $2 more than what you earned per hour last year. What did you earn per hour last year? 17. Your mother asked you to turn the oven down to 325°F. This is 75°F less than it was. What was the original temperature? 18. The difference between the heights of your chair and your desk is 1 3 −10 inches. The height of your desk is 29 inches. What is the 4 4 height of your chair? 19. Your Two-Day-Pass to a theme park is $76.50. This is $31.41 less than your uncle’s Two-Day-Pass. What is the price of your uncle’s pass? 20. The perimeter of a triangle is 25 feet. What is the length of the unknown side? ? 5.2 ft 8 ft 21. Find the value of 3x + 2 when 7 + x = 5. Copyright © Big Ideas Learning, LLC Big Ideas Math Red 81 All rights reserved. Resources by Chapter