Question

ajutor mult va rooooog la 2,3 plsssss

Answer 1

2
a) 8x=16
x=16/8
x=2
b)8x-4=0
8x=0+4
8x=4
x=4/8
c)10-x=2
-x=2-10
-x=-8
x=8
d)13x-9=4
13x=4+9
13x=13
x=13/13
x=1
e)3(x+5)=15
3x+15=15
3x=15-15
3x=0
x=3/0
x=0
f)4x+5=3(x+1)+7
4x+5=3x+3+7
4x-3x=7+3-5
x=5
g)8x+2=3(x+1)+4x
8x+2=3x+3+4x
8x-4x-3x=3-2
x=1