2.1 △ x = 3 what method is used to solve the equation? And check the calculation
2.1÷x=3
x=2.1÷3
x=0.7
checking calculation:
Left = 2.1 △ 0.7 = 3 = right
RELATED INFORMATIONS
- 1. 2 / x + 2 - (1) / X-2 = 0 solve the equation and check (7 / x ^ 2 + x) + (3 / x ^ 2-x) = (6 / x ^ 2-1)
- 2. Solve the equation and check it 0.25 + x = 3.45 Urgent!
- 3. 2.5 times of a number, exactly equal to half of it plus 7.8, find the number
- 4. How to solve the problem that x divided by 2 / 3 equals 8 / 9 and 3x + 3 / 4x = 7 and 1 / 2?
- 5. Equation: 3 / 5 + 4x equals 0.8
- 6. (x minus 3) divided by 2 minus (4x + 1) divided by 5 = 1, x =?
- 7. Solve the equation: 14x = - 12x + 3, and answer in detail what is the basis for the "term shifting" step in solving the equation
- 8. 4X plus 5x equals 270 solutions
- 9. The solution equation of 4x plus 5x equals 270
- 10. Solving equation 7x / 123456-4x / 987654 = 0
- 11. 36x = 16 to solve the equation
- 12. X-0.36x = 16 less equation
- 13. X-0.36x = 16, how to solve this equation
- 14. Solving the equation of 36x △ x A big help 36x÷x=18
- 15. Who knows the solution of the equation x-0.36x = 16?
- 16. How to do primary school mathematics equation checking format
- 17. Two ways to solve mathematical equations in grade five of primary school One is a word problem The quotient of X divided by 7 is 13.3 more than 0.7 5x = 25 × 4-15x, can you tell us why we do it in every step
- 18. Solve equation 5 (8-x) = 17.5 (x + 7.3) = 3.5 1.4 (x + 3.2) = 6.3 26x + 8x = 5.1 x-0.24x = 22.8 4.8x-x = 19 Please make the formula step by step, or the children will not understand it
- 19. Solve the equation. X △ 0.4 = 0.12 + 0.7 & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; 4x-0.7 = 7.3
- 20. How to check the linear equation of one variable