(8x+5):(5x-5)=9:4

来源:学生作业帮助网 编辑:六六作业网 时间:2024/05/26 14:54:46
(8x+5):(5x-5)=9:4(8x+5):(5x-5)=9:4(8x+5):(5x-5)=9:4(8x+5):(5x-5)=9:49(5x-5)=4(8x+5)45x-45=32x+2045x-

(8x+5):(5x-5)=9:4
(8x+5):(5x-5)=9:4

(8x+5):(5x-5)=9:4
(8x+5):(5x-5)=9:4
9(5x-5)=4(8x+5)
45x-45=32x+20
45x-32x=20+45
13x=65
x=5

9(5x-9)=(8x+5)x4
45x-81=32x+20
13x=101
x=7