Question

resolva cada equaçao:a)x+25=0 b)2x+98=0 c)x-2x+2=0 d)x-10x+40=0

Answer 1

a) x+25=0
x=0-25
x=25
B)2x+98=0
2x=0-98
2x=98
x=98/2
x=49
c)x-2x+2=0
1x=0-2
x=2
D)x-10x+40=0
9x=0-40
9x=40
x=40/9
x=4.444.. 
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