Question

1 calcule o valor de "x" nas oquaçoes so 1° grau
a) 9×+3=7+11
b)4×+1=21-×
c)5×-6=2×+12
d)8×+1=7×+2
e)10×-1=8×-9
f)3×-8=×+2
g)11×-1=8×-13​

Answer 1

A R=11

B R=7

C R=30

D R=2

E R=0,8

F R=19

G R=0,90