Question

equação 1° grau
a) 18 x - 43 = 65
b ) 23 x - 16 = 14 - 17 x

Answer 1

reposta da letra A :
18x=65+43
18x=108
x=108/18
x=6

letra B :
23x+17x=14+16
40x=30
x=40/30
x=1,333...

Answer 2

oi
A) 18x-43=65
 18x=65+43
18x=108
x=108/18
=6
B) 23x-16=14-17x
23x+17x=14+16
40x=30
x=3/4