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2x-1=9.x
We move all terms to the left:
2x-1-(9.x)=0
We add all the numbers together, and all the variables
2x-(+9.x)-1=0
We get rid of parentheses
2x-9.x-1=0
We add all the numbers together, and all the variables
-7x-1=0
We move all terms containing x to the left, all other terms to the right
-7x=1
x=1/-7
x=-1/7
| 2n-1=9,n | | 3x=x+8,x | | 4s+35+33=180 | | m+8=3m,m | | 36=7u+2u | | 4a+75+61=180 | | 21=114+7x | | 8x-28=x-14 | | -2x=1=-6x+4 | | -2(2-3x)-(13x-10)=-12+3(x-2) | | 7x-6(2x-8)=93 | | 3^x-10=71 | | 3n+2n+n+-12+7=90 | | 0.5(10x+24=3(0.2x+5) | | 2a+6a+44=180 | | 5x-14=4x-6 | | 5x+11=31-2x | | x-3/x=2/3 | | 2x=180=1/3x+12 | | 2x+3x-4x=11 | | 7x+3=6x+20 | | −2x+12=7x−10 | | 3a+2a+50=180 | | 4=9x=-36+x | | 2(180+x)=1/3x+12 | | (1-(x^2))/(1-(4*x^2))=4 | | u-1.59=9.19 | | 2(180-x)=1/3x+12 | | 4/z-8=1 | | x=75=90 | | 6a+14a+16a=180 | | 4y+7=3y+8 |