7(2x-1)-3(4x-1)=4(3x 2)-1
(5y 1) (1-y)= (9y 1) (1-3y);
[ ( )-4 ]=x 2
20 (1-20)(320-x)=320×40
2(x-2) 2=x 1
2(x-2)-3(4x-1)=9(1-x)
11x 64-2x =100-9x
15-(8-5x)=7x (4-3x)
3(x-7)-2[9-4(2-x)] =22
3/2[2/3(1/4x-1)-2]-x=2
1 2x-10.3x=15
2 0.52x-(1-0.52)x=80
3 x/2 3x/2=7
4 3x 7=32-2x
5 3x 5(138-x)=540
6 3x-7(x-1)=3-2(x 3)
7 18x 3x-3=18-2 (2x-1)
8 3(20-y)=6y-4(y-11)
9 -(x/4-1)=5
10 3[4(5y-1)-8]=6
10/3 (x/5 3/7)=9x/2
5/3 ( x 0.5) 2=3x-6
5x 2(2x/3 2)=2/3(x-6) 2
(2x-7)/2-(6x -5)/3=2x 3
(3x 2)/5-(x-6)=x/3
6x-(x/3 2)=2(x /5 5/2)-3
3(x/11-2)-5=2 3x/3
10/3(2x-6)=3/5
x/2-(x/3-2)=3
2/3(x 3)-3=5x/3
5/3( 2x-5/3)=2x/5-8/9
25(x/3-x/2 2/5)-2=3/5(x-2/7) 4/9
¡Hazlo bien!
Estaré encantado de responder las preguntas del autor, perdóname si hay algún error.