Question

x=?
a) 2x+1=1
b)2x+1=5

Answer 1

2×=1-1
2×=0
×=0:2=0
2×=5-1=4
×=4:2=2
Sper că te-am ajutat

Answer 2

a x= 0 b x=2                       

 2x+1=1
2x=1-1
2x=0 
x=0:2
x=0
2x0+1=1   


2x+1=5
2x=5-1
2x=4
x=4 :2
x=2
2x2+1=5