Question

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

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

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

d) 4x+2=-18
4x=-18-2
4x=-20
x=-20/4
x= -5

e) 5x-2=7+6
5x=13+2
5x=15
x=15/5
x=3

f)10x+1=-4-5
10x=-9-1
10x=-10
x=-10/10
x=-1

Espero que tenha ajudado, boa noite, bons estudos.