6X/(11X-14)=4/9
2个回答
6X/(11X-14)=4/9
54x=4(11x-14)
54x=44x-56
54x-44x=-56
10x=-56
x=-5.6
相关问题
1.X-9/2+14=11-4X-6/3
4x15/2= 12/5x8= 3/1x4/1= 9/8x10= 6x12/11= 9/2x5/3= 14/6x9/7=
(1)14x^2-45x-14 (2)18x^2+3x-10 (3)8x^2-18x+9 (4)10x ^2-11x-6
解方程组:{11x+9y=26 9x+11y=14
﹚(12+x﹚÷2=7 9×﹙x﹢6﹚=2x﹙14+11x﹚ 168-5x=9x .x+4=40-x-8 7×﹙x-2﹚
①7x=6x﹢4②2x+3=11‐6x③3.4x‐9.8=1.4x﹢9④4x‐3﹢3x=6x‐2
4/5+14/5x4/7 6÷2/3+2/3÷6 35 又7/11÷7 9/11÷8-5/11x1/8 2/5x「(1/
求解3x²+11x+6=x+14
2x^4-9x^3-14x^2+6x-15
计算(请写出必要的计算过程)(1)4/15x75,(2)17/18X11/14 +19/18x11/14,(3)9/14