0.2乘以1000再乘以9.3%等于0.4x_数学解答

0.2乘以1000再乘以9.3%等于0.4x

人气：474 ℃　时间：2020-09-08 05:03:02

解答

0.2 *1000 * 9.3% = 0.4x ==> 200 * 9.3% = 0.4x ==> 2 * 9.3 = 0.4x ==> 2 * 93 = 4x ==> 93 = 2x ==> x = 93/2