a.2x₊7=13
b.7x₊4=3x₊20
c.9x₊10=4x₊25
d.2x₋5=17
e.4x₋9=x₊12
f.5x₋12=3x₊4
g.6x₋18=2x₊2
h.3y₊2=2y₊6
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a.2x+7=13 2x=13-7 2x=6 x=3
b.7x+4=3x+20 7x-3x=20-4 4x=16 x=4
c.9x+10=4x+25 9x-4x=25-10 5x=15 x=3
d.2x-5=17 2x=17+5 2x=22 x=11
e.4x-9=x+12 4x-x=12+9 3x=21 x=7
f.5x-12=3x+4 5x-3x=4+12 2x=16 x=8
g.6x-18=2x+2 6x-2x=2+18 4x=20 x=5
h.3y+2=2y+6 3y-2y=6-2 y=4
a 2x=13-7
2x=6
x=3
b)7x-3x=20-4
4x=16
x=4
c)9x-4x=25-10
5x=15
x=3
d)2x=17+5
2x=22
x=11
e)4x-x=12+9
3x=21
x=7
f)5x-3x=4+12
2x=16
x=8
g)6x-2x=2+18
4x=20
x=5
h)3y-2y=6-2
y=4