Question

Tebtukan penyelesaian |x|+|x+2|= 4

Answer 1

A.(x)+(x+2)=4
2x+2=4
2x=4-2
2x=2
x=1
b.-(x)-(x+2)=4
-x-x-2=4
-2x-2=4
-2x=4+2
-2x=6
x=-3
Hp {-3,1}

kaloo gasalah ya :)