26.4x+18x=66.6 0.5×6+3x=4.8 2.5x-6=18.5 x-12.56=15.7 3.6+5.4x=273_数学解答

26.4x+18x=66.6 0.5×6+3x=4.8 2.5x-6=18.5 x-12.56=15.7 3.6+5.4x=27
3.6×5-0.5x=8.5

人气：390 ℃　时间：2020-06-20 01:03:23

解答

26.4x+18x=66.6 44.4x=66.6x=66.6÷44.4x=1.50.5×6+3x=4.8 3+3x=4.83x=4.8-33x=1.8x=1.8÷3x=0.62.5x-6=18.5 2.5x=18.5+62.5x=24.5x=24.5÷2.5x=9.8x-12.56=15.7 x=15.7+12.56x=28.263.6+5.4x=275.4x=27-3.65.4x=23...