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bnbnkjhgfdf
@bnbnkjhgfdf
July 2022
2
5
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Помогите решить уравнения!!!!
-0,4x=2
2(x+3)-5=11
10y-42=7y-3(y-2)
3(x+3)-5=13
6x-10,1=7x-3(x+0,7)
7,16+x=4,25
Помогите оооочень надо((((
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прр40
-0,4x=2
0,4x= -2
4x= -20
x= -5
2(x+3)-5=11
2x+6-5=11
2x=10
x=5
10y-42=7y-3(y-2)
10y-42=7y-3y+6
6y=48
y=8
3(x+3)-5=13
3x+9-5=13
3x=9
x=3
6x-10,1=7x-3(x+0,7)
6x-10,1=7x-3x-2,1
2x=8
x=4
7,16+x=4,25
x=4,25-7,16
x= -2,91
2 votes
Thanks 1
bnbnkjhgfdf
спасибо)))
asastghikgmailcom
-0,4x=2
х=-5
2(x+3)-5=11
2х+6-5=11
2х=-6+5+11
2х=10
х=5
10y-42=7y-3(y-2)
10у-7у-у=42-3-2
2у=37
у=37 1
— =18—
2 2
3(x+3)-5=13
3х+9-5=13
3х=4+13
3х=17
х=17 2
— =5 —
3 3
6x-10,1=7x-3(x+0,7)
6х-7х-х=10,1-3+0,7
-2х=7,8
х= -3,9
7,16+x=4,25
х=-7,16+4,25
х=2,91
0 votes
Thanks 0
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Answers & Comments
0,4x= -2
4x= -20
x= -5
2(x+3)-5=11
2x+6-5=11
2x=10
x=5
10y-42=7y-3(y-2)
10y-42=7y-3y+6
6y=48
y=8
3(x+3)-5=13
3x+9-5=13
3x=9
x=3
6x-10,1=7x-3(x+0,7)
6x-10,1=7x-3x-2,1
2x=8
x=4
7,16+x=4,25
x=4,25-7,16
x= -2,91
х=-5
2(x+3)-5=11
2х+6-5=11
2х=-6+5+11
2х=10
х=5
10y-42=7y-3(y-2)
10у-7у-у=42-3-2
2у=37
у=37 1
— =18—
2 2
3(x+3)-5=13
3х+9-5=13
3х=4+13
3х=17
х=17 2
— =5 —
3 3
6x-10,1=7x-3(x+0,7)
6х-7х-х=10,1-3+0,7
-2х=7,8
х= -3,9
7,16+x=4,25
х=-7,16+4,25
х=2,91