Реши:
a) 9x-6(x-1)=5(x+2)
3x - 1 _ x = 5-x
б) 6 3 9
9x-6x+6=5x+10
3x-5x=10-6
-2x=4
x=-2
б) (3x - 1)/6 - x/3 =( 5-x)/9
(3x - 1)/6 - x/3 -( 5-x)/9 =0
3 (3x - 1)- 6x -2( 5-x)=0
9x-3-6x-10+2x=0
5x-13=0
5x=13
x=13/5
9x-6x+1=5x+10
2x=-9
x=-4,5
б)
3(3x-1)-6x=2(5-x)
9x-3-6x=10-2x
x=2,6
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
a) 9x-6(x-1)=5(x+2)
9x-6x+6=5x+10
3x-5x=10-6
-2x=4
x=-2
б) (3x - 1)/6 - x/3 =( 5-x)/9
(3x - 1)/6 - x/3 -( 5-x)/9 =0
3 (3x - 1)- 6x -2( 5-x)=0
9x-3-6x-10+2x=0
5x-13=0
5x=13
x=13/5
a) 9x-6(x-1)=5(x+2)
9x-6x+1=5x+10
2x=-9
x=-4,5
б)
3(3x-1)-6x=2(5-x)
9x-3-6x=10-2x
5x=13
x=2,6