a) x+5=12
b) y+9=3
c) x-12=15
d) y+5=-4
e) 2x=8
f) 3x=-12
g) 3x=10
h) 5x=90
a)x=12-5= 7
b)y=3-9= -6
c)x=15-12= 3
d)y= -4-5 = -9
e)x= 8/2 = 4
f)x= -12/3 = -4
g)x= 10-7 = 3
h)x= 90/5 = 18
E cara...
Vai estudar e sai da internet pô
a) x+5=12, x = 12 – 5 = 7
b) y+9=3, y = 3 – 9 = -6
c) x-12=15, x = 15+12 = 27
d) y+5=-4, y = -4-5 = -9
e) 2x=8, x = 8/2 = 4
f) 3x=-12, x = -12/3 = -4
g) 3x=10, x = 10/3
h) 5x=90, x = 90/5 = 18
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Verified answer
a)x=12-5= 7
b)y=3-9= -6
c)x=15-12= 3
d)y= -4-5 = -9
e)x= 8/2 = 4
f)x= -12/3 = -4
g)x= 10-7 = 3
h)x= 90/5 = 18
E cara...
Vai estudar e sai da internet pô
a) x+5=12, x = 12 – 5 = 7
b) y+9=3, y = 3 – 9 = -6
c) x-12=15, x = 15+12 = 27
d) y+5=-4, y = -4-5 = -9
e) 2x=8, x = 8/2 = 4
f) 3x=-12, x = -12/3 = -4
g) 3x=10, x = 10/3
h) 5x=90, x = 90/5 = 18