To solve the equation, we must solve it step by step, three-quarters x + 3 = two-thirds X-2 and two-thirds X-2 8. 5 / 4 + x = 4; 9 / 5; 9 / 7 = 4 / 3; (2-x)

RELATED INFORMATIONS

• 1. X + 30% x-0.7 = 18.8
• 2. A simple calculation of three quarters minus two thirds and three quarters?
• 3. 0.375 times 8 minus 7x equals 0.2, find x equals
• 4. What is five sixths minus one third
• 5. X + (one and one third + one sixth) = 4.5,
• 6. Given that a four digit number plus the sum of its digits is equal to 2008, then how much is the sum of all such four digits
• 7. 40% of a number plus 3 equals 75% of 12. What's the number of ten
• 8. The basis for solving the equation, for example: subtraction equals subtraction of the subtracted
• 9. Five times of a number minus one sixth of 120 is 35. What's the number
• 10. There is a four digit number in the first day of math problem, which satisfies the following conditions: (1) the sum of two times of the number in one digit and two is less than half of the number in ten digit. (2) the number in ten digit There is a four digit number, which satisfies the following conditions: (1) the sum of two times and two is less than half of the ten digit number. (2) the number of one digit is transferred with the number of thousand digit, the number of ten digit is transferred with the number of hundred digit, and the new four digit number is the same as the original four digit number. (3) the sum of two digits and ten digit number is 10
• 11. To solve the equation: 3 / 4 X-60 times 2 / 5 = 15 x: 5 / 21 = 20 / 72 / 5 x = 2 / 3 This is the symbol of ratio
• 12. X multiplied by three fourths equals four fifths (to solve the equation)
• 13. To solve the equation: x + one third x = three fourths fast
• 14. 100 + (X-100) x 2 / 3 = 3 / 4 x to solve the equation
• 15. Given a = 2x & # 178; + 3ax-2x-1, B = - X & # 178; + AX-1, then the value of 3A + 6B does not contain x term, and the value of a is obtained 3A+6B =3(A+2B) =3[2x²+3ax-2x-1+2(-x²+ax-1)] =15ax-6x-9 The value of ∵ 3A + 6B does not contain the term X ∴15a-6=0 ∴a=2/5 That's right, but why does 15ax-6x-9 change to 15a-6 = 0!
• 16. Given that the solution of the system {x + y = - 10, ax-2by = 32} is the same as that of the system {X-Y = - 6, 2aX + by = 44}, find the value of (3a-b) (2a + 5b)
• 17. On two systems of equations of XY
• 18. We know that the solution of the equations ax + by = 2, CX + 2Y = 10 is x = 2, y = 4. Xiao Fang misread C when solving the problem, and the result is x = 3, y = 6.5. Try to find the value of a.b.c
• 19. Equations ax + by = e, CX + dy = f
• 20. On the binary linear equations of X and Y [ax-2by = 1 bx-2ay2], the solution is [x = 1 y = 2], then a =? B =? Er, the title is wrong Yes: On the binary linear equations of X and Y [ax-2by = 1 bx-2ay = 2], the solution is [x = 1 y = 2], then a =? b=？