Half x-3x = 4

Half x-3x = 4
x-6x=8
-5x=8
x=-8/5

RELATED INFORMATIONS

1. 2 minus half x = 3x 5
2. () + () = () + () = () + () = () + () = () + () = () the number of adding 1 to 9 in brackets cannot be repeated
3. 1. X + 7 x + 2 = 1 / 2, 2.5 4x-6 = 2x + 1 / 3
4. 2 (negative half-k) x-third = - 1
5. When a (), the solution of (A-2) x > 2 is X
6. What is correct in the following conclusion is that the solution of a.x-3 = 1 is x = 2, b.x = - two-thirds is the solution c of the equation with negative half x equal to 3 The following conclusion is correct a. The solution of x-3 = 1 is x = 2 b. X = - two thirds is the negative half of the equation and x equals 3 c. The solution of 2-x equals 1 is that x equals 1 d. The solution of minus two-thirds x equals three-thirds is that x equals minus one
7. 2 / 5 divided by 3 is equal to 2 / 15. It means that 2 / 5 is divided into 3 parts equally. How much is one part? That is to say, what is it? It can be calculated by multiplication. The formula is?
8. The sum of the two numbers is 47.9. Xiao Hu accidentally moved the decimal point of an addend one place to the right in the calculation. In this way, the sum is 212.6 What are the addends? With the fourth grade method to solve, urgent!!!!!!!!!!!!!!!!!!!!!!!!!!!
9. 1) What is the product of 125 and 79 plus the product of 125 and 21? 2) what is the quotient of the difference between 777 and 560 divided by 7?
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13. Calculation: 2 + 2 ^ 2-2 ^ 3-2 ^ 4 -2^19-2^20+2^21=
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16. One seventh of five meters is equal to () of one meter
17. A * B is 24. A * C is 36. A * C is 54. How much is a + B + C. a.23.b.21.c.19.d.17
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20. In addition, we know that a of 15 is 16, B of 17, C of 19 and D of 19 It is known that a of 15 = B of 16 = C of 17 = D of 19 1.A：B=（）；（）2.B：C=（）；（） 3.C：D=（）；（）4.D：A=（）；（）