4(x-3)=x-6 4-6(x+2)=3-5x (5x+8)-(8x+14)=9 2,7+3y=9(y-2,1)=

Question

4(x-3)=x-6 4-6(x+2)=3-5x (5x+8)-(8x+14)=9 2,7+3y=9(y-2,1)=

Answer 1

4x-12-×+6=0,3x-6=0,3x=6.x=2,                    

Answer 2

4-6x-12=3-5x
-x=11
x=-11

(5x+8)-(8x+14)=9
5x+8-8x-14=9
-3x=15
x=-5


2,7+3y=9(y-2,1)
2,7+3y=9y-18,9
-6y=-21,6
y=3,6