3) 2x + 4 = 6;
5) -5m + 24
m;
814. 1) 12a - 1= -a + 25;
3) 8 + 3b = -7 + 2b;
5) 3y - 3 = 5 - y;
815. 1) 2x + 3 = x - 6;
3) 5 - 3y = 4 - 2y;
5) -5m + 24
m;
814. 1) 12a - 1= -a + 25;
3) 8 + 3b = -7 + 2b;
5) 3y - 3 = 5 - y;
815. 1) 2x + 3 = x - 6;
3) 5 - 3y = 4 - 2y;
Answers & Comments
2x + 4 = 6
2х+4-6=0
2х-2=0
2х=0+2
2х=2
х=2/2
х=1
-5m + 24m
-5m+24m=0
19m=0
m=0/19
12a - 1= -a + 25
12a-1+a-25=0
13a-26=0
13a=0+26
13a=26
a=26/13
a=2
8 + 3b = -7 + 2b
8+3b+7-2b=0
15+b=0
b=0-15
b=-15/1
b=-15
3y - 3 = 5 - y
3y-3-5+y=0
4y-8=0
4y=0+8
4y=8
y=8/4
y=2
2x + 3 = x - 6
2x+3-x+6=0
x+9=0
x=0-9
x=-9
x=-9/1
x=-9
5 - 3y = 4 - 2y
5-3y-4+2y=0
-y+1=0
-y=0-1
-y=-1
-y=-1/-1
-y=1