Question

RESOLVA AS SEGUINTES EQUAÇÕES;

A) 3 X=15
B)2 X=14
C)4 X=-12
D)7 X=14
F)9 X=-9
G)25 X=0
H)35 X=-105
I) 4 X=1
J)21==3X

Answer 1

3x=15
x= 15/3
x=5

2x=14
x= 14/2
x=7

4x=-12
x=-12/4
x=-3

7x=14
x=14/7
x= 2

9x= -9
x=-9/9
x= -1

25x=0
x=0/25
x=0