Simplify.1. 12- 3(9-3) = _____2. 5(2/3 -1/3) = _____3. 3(3) / 5(4-3) = _____4. 6 52= _____5. (14-9) = _____Combine Like Terms:6. 3(9T-2) + (3T -7) = _____7. 2(13P + 14R 12P) = _____8. 23 + 12Y 34Z + 9(12) = _____Solve.9. 6 (-3) = _____10. -7 + (12)(-2) = _____11. -5 + -2 = _____12. (-2a) (-4a) = _____13. 8b + (-10b) = _____14. (-2/3)(-9/10) = _____15. (3) (-2) (9) (-10) = _____16. (4/5) (-8) = _____17. (3-4) / (4-1) = _____18. 3(9)/4(3) 6 = _____19. 0/5 = _____20. (-36a)/6 = _____Solve each equation.21. B + 230 = 24022. -6 + 34P + 12 = P23. -34 + 23 = R 2124. 12Q 24 = 1225. 123V V + 120 = 026. 1/2W 12/3 = 2327. (2 )R = 10 2R28. 3/8 (- 12T) = 1/8(12)29. (3-4)/ (12-4) = 12X30. (12X 23)/(12) = 0