Question

calcule o valor de x de modo que

a)2x+3=15

b)7x-1=13

c)2x-4=3

d)4x+2=18

e)5x-2=7+6

f)10x+1=-4-5

Answer 1

a6 b2 c3 d2 e4 f0.5 espero ter ajudado

Answer 2

a) 2x = 15-3
2x =12
x =12/2
x=6

b) 7x = 13+1
7x=14
x=2

c) 2x =3+4
2x =7
x=3,5

d) 4x =18-2
4x=16
x=4

e) 5x-2=13
5x=13+2
5x=15
x=3

f)10x+1= -9
10x = -9-1
10x = -10
x= -1