Answer:
Step-by-step explanation:
Peter has 12x3=36
Little brother has 29x2=58
36+22=58
58-36=22
22
x+1=4x-2
Subtract x from both sides
1=3x-2
Add 2 to both sides
3=3x
Divide 3
x=1
X≥-1
i solved it out for you
your welcome!