Respuesta:
(i) x = 65
(ii) x = 30
(iii) x = 35
(iv) x = 60
(v) x = 50
(vi) x = 40
Explicación paso a paso:
(i)
x + 50 = 115
x = 65
(ii)
x + 70 = 100
x = 30
(iii)
x + 90 = 125
x = 35
(iv)
x + 60 = 120
x = 60
(v)
x + 30 = 80
x = 50
(vi)
x + 35 = 75
x = 40
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Respuesta:
(i) x = 65
(ii) x = 30
(iii) x = 35
(iv) x = 60
(v) x = 50
(vi) x = 40
Explicación paso a paso:
(i)
x + 50 = 115
x = 65
(ii)
x + 70 = 100
x = 30
(iii)
x + 90 = 125
x = 35
(iv)
x + 60 = 120
x = 60
(v)
x + 30 = 80
x = 50
(vi)
x + 35 = 75
x = 40