Question

Resolva as equações de 1grau

B x - 10=90

C x - 3=-87

D x + 40= -100

E x - 30= -80

F x - 20= -65

G x - 86= -100

H x + 10= -100

I x - 40= -200

J x - 76= -98

Answer 1

Resposta:

B x - 10=90

x=90+10

x=100

C x - 3=-87

x=-87+3

x=-84

D x + 40= -100

x=-100-40

x=-140

E x - 30= -80

x=-80+30

x=-50

F x - 20= -65

x=-65+20

x=-45

G x - 86= -100

x=-100+86

x=-14

H x + 10= -100

x=-100-10

x=-110

I x - 40= -200

x=-200+40

x=-160

J x - 76= -98

x=-98+76

x=-22