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x=2
b) x+3=5 / -3
x=2
c)x - 7 = -5 / +7
x=2
d)0=2-x / -2
-2 = -x / * (-1)
x =2
e) x/2 = 1 / *2
x = 2
f) 4 x = 2 +3x / -3x
x= 2
g) 2x = 2 +x / -x
x=2
h)x/4 =1/2 / * 4
x = 2