The product of 4 and 5.8 minus 8 x equals 7.2, find X

4×5.8-8x=7.2；
8x=23.2-7.2;
8x=16;
x=2;
If you don't understand this question, you can ask,

RELATED INFORMATIONS

1. -What is 9 out of 16 * - 25 * - 8 out of 27?
2. 36 and 1 / 3 degrees into degrees, minutes and seconds OK, give me a score There's another one 30 ° 30 'into degrees of degrees I've got the second wrong number. It should be 32 ° 30 '
3. Given the quadratic function f (x) = ax ＾ 2 + BX + C, a ＾ B ＾ C and f (1) = O, first, prove that the image of F (x) and X axis have two intersections; second, prove that the function f (x) has two intersections Given the quadratic function f (x) = ax ＾ 2 + BX + C, a ＾ B ＾ C and f (1) = O, 1. Prove that the image of F (x) has two intersections with X axis, 2. Prove that a zero point of F (x) is less than - 1 / 2, 3. If f (m) = - A, try to judge the sign of F (M + 3) and prove your conclusion
4. How to solve the equation that 121 divided by x equals 11? 74.5-x = 36.6 this equation can be solved by the way
5. Given that f (x) is an even function on R and a decreasing function on (- ∞, 0), then the solution set of the inequality f (x) ≤ f (3) is______ ．
6. Find out the numbers represented by O, △ and Kou. 1: Kou + o = 43, Kou + △ 48, O + △ 55. Kou = (), o = (), △ = ()
7. If circle C1: (x-m) 2 + (y + 2) 2 = 9 and circle C2: (x + 1) 2 + (y-m) 2 = 4 are circumscribed, then the value of M is () A. 2B. - 5C. 2 or - 5D. Uncertain
8. How much is 11 out of 15 plus 7 out of 18
9. Let two real roots of equation 3x2-5x + k = 0 be x1, X2, and 6X1 + x2 = 0, then K= We should use the great theorem
10. A number divided by 1 / 4 is equal to four times the original number Considering that a number contains zeros, so my choice is correct, but the teacher said it was wrong, I said wrong, I'm sorry. It should be "so my choice is wrong"~
11. Calculate 13 ° 19'42 '+ 6 ° 10'28' How to make a formula?
12. 6X plus 37 is 7 times (x minus 14)?
13. 16 minus 1 equals 15, 25 minus 4 equals 21, and N is the rule
14. How much is 6 out of 7 minus 7 out of 14 to 1 out of 14
15. 6 minus five by twenty-eight, minus seven by twenty-eight, minus twenty-three by twenty-eight
16. If a + B equals 23, what is (a + 5) + (b minus 4)?
17. How much is 0.8888 times 0.7 plus 0.2222 times 1.2
18. How much is 99 times 76 plus 8888?
19. 8888 times 111 times 693?
20. How much is 18888 + 8888 times 9999?