Question

Resolva as equações A) X/2=8
B)X/2=-8
C)3X/4=9
D)2X/3=-10

Answer 1

A) x=2*8=16
B)x/2=-8   | x=2*-8=-16
C)3x/4=9  | 4*9=3x | 36=3x | 36/3 = x = 12
D) 2x/3=-10 | 3*-10 = 2x | -30=2x | -30/2 = x = -15

Espero ter ajudado mano :)

Answer 2

A) x/2=8
x=8.2
X=16
B)x/2=-8
x=-8.2
x=-16
C)3x/4=9
3x=9.4
3x=36
x=12
D)2x/3=-10
multiplica cruzado
2x=-10.3
2x=-30
x=-15