How to solve the equation 7x-25 = 12.4?

7x-25=12.4
7x=25+12.4
7x=37.4
x=37.4÷7
x=187/35
I'm glad to answer for you. I wish you progress in your study
If you don't understand, you can ask! If you agree with my answer
Please click the "select as satisfactory answer" button below, thank you!
If you need any help, you can ask me for help. Thank you!

RELATED INFORMATIONS

1. How to solve the equation of 0.4 * 0.25 + 0.7x = 1.5?
2. How to solve the equation 7x-25 = 4.95
3. How to solve the equation with 0.4 + 0.7x = 1.2?
4. How to solve the equation of 0.7x △ 1.4 = 0.6?
5. If x = 3 is the solution of the equation a (X-7) / 3 = A / 7X + 6 about X, find the value of A
6. X-0.7x * 8 = 7.5 calculated by equation
7. How to solve the equation 4x + x = 3.75
8. 17.4x-14.9x=1.25×6
9. 280 △ 4x = 14 equations,
10. How to calculate 9x + 53-4x = 68.5 by equation
11. 7x-0.25 * 12 = 14.5 solved by equation Premonition
12. When solving equation 1.7x equals 8.5, you need to divide both sides of the equation by? X equals?
13. -3x + 2 (- 3Y + 7x) - 6 (X-Y) - 10Y, where x = 1 / 2, y = 1 / 3
14. The sum of two squares of equation x - 3x + 2 = 0 is A1, the sum of two squares of equation x + 7x + 12 = 0 is A2, and the sum of two squares of equation x - 11x + 30 = 0. Thank you, The sum of two squares of equation x - 3x + 2 = 0 is A1, the sum of two squares of equation x + 7x + 12 = 0 is A2, the sum of two squares of equation x - 11x + 30 = 0 is A3 The sum of the square of equation x + (- 1) times (4N-1) x + 2n (2n-1) = 0 is an. Try to find a1 + A2 + The value of A2008
15. 4.5X + 8 = 7x to solve the equation There are also tests
16. 7x-2=5x-4
17. If the solution of equation 5x + 10 / 3 = 0 is the same as that of equation 3x + a whose absolute value = - 1, then what is a? (use the solution of equation) If the solution of equation 5x + 10 / 3 = 0 is the same as that of equation 3x + a whose absolute value = - 1, then what is a? (use equation solution)
18. The following equation is transformed into 5x-2 = 7x + 8, and the result is as follows 5x-2 = 7x + 8, we get 3x + 20 = 4x-25 1-3 / 2x = 3x + 5 / 2
19. The equation 5x-3 = 7x + 2 can be transformed into () a.5x+7x=2+3 b.-3-2=7x-5x c.5x-7x=2-3 d.3-2=7x-5x
20. Let the equation x 2 + (AX) 2-7x-7ax + 2A + 12 = 0 have two equal roots and find the value of A