X=Amount of games in each case.
He has 2 cases of videos games with the same number of games in each case:
2x+2x
He gives 4 away to his brother:
2x+2x-4
Now he has 10 games left:
2x+2x-4=10
4x-4+4=10+4
4x/4=14/4
X=3.5. round up to 4 because you can’t have .5 of a game.
Richordo had 4 video games in each case.
Answer:
3. y = 3/2x -1 4.y = 2x - 3
Step-by-step explanation:
By defferentiating the about using product rule
vdyu/dx +udvdx
dy/dx 4×^3 +6×^2-4× -4=o