7X+3=2X+18

7x-2x=18-3
5x=15
x=3

RELATED INFORMATIONS

1. 7x of 6 + 1 of 8 = 2 of 9
2. 【2/7X-32】+【2/5X+48】=X Solution x
3. 6.5+3x=15.5 7x-6.5x=24.5 8x-32×5=400 6.5+3x=15.5 7x-6.5x=24.5 8x-32×5=400
4. Solution equation: 0.1 x-0.4-1 of 1.2 = 0.2 x + 1 of 0.3
5. 2X ^ 2 + 2x-13 = 0 to solve the equation
6. Solving equation (X-2) / (x + 3) = 1 - (2x-13) / (x ^ 2-9) (X+1)/(X-1)+ 4/(X^2-1)=1 1/(2-X)=1/(X-2) - (6-X)/(3X^2-12)
7. (40 - 2x) (28 - 2x) = 364 (solving equation)
8. 2X + 4 × (12-x) = 34,
9. (2x-27) × 5.7 = 92.34 60-7x = 9x + 40 to solve the equation
10. The equation 2x + 3Y = 30 is transformed into a formula containing x to express y, and x = 3 and y = - 6 are obtained respectively The equation 2x-3y = 0 is expressed by the formula with y which is transformed into ⊙ ﹏ ⊙ B, and y = 1, y = 5 / 3 respectively How many solutions are there for binary power X + y = 5, and how many positive integer solutions are there? Find the positive integer solution of binary linear equation 2x + 3Y = 12
11. The square of (5a + 4b) - (5a-b) (5a + b) =?
12. 7x-3=2x+18
13. How to do 18-7x = 3-2x
14. The solution equation: (1) 13-2x = 18-7x; & nbsp; & nbsp; (2) x2 + 1 = x3 − 1
15. 7x+6=8-3x+2x
16. Is the second power of 7Y a monomial or a polynomial
17. What is the value of m when the equation x2 + MX-3 = 0 has a common root with the equation x2-4x - (m-1) = 0? And find the common root
18. It is known that 2-radical 3 is a solution of the equation x squared-4x + a = 0. Find another root of the equation and the value of A
19. How to do 17.4x-14.9x = 1.25 × 6 equation?
20. To solve the equation. 7x + 0.7 × 8 = 20.6 & 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; & nbsp; & nbsp; X - (521 + 37) = 23