Note: remember to show all of the steps that you use to solve the problem. be sure to use the text box where the question mark first appears to show your mathematical work. you can use the comments field to explain your work. your teacher will review each step of your response to ensure you receive proper credit for your answer. for questions 7–10, solve each equation. be sure to show your work. 7. r + 354 = 1,321 (10 points) 8. d – 21.4 = 87.9 (10points) 9. 5 × g = 230 (10 points) 10. z ÷ 12 = 9 (10 points) answer no willmark brainliest and will verify