Answer:
Dans 3 ans l’âge du père sera le triple de celui de sa fille
Step-by-step explanation:
X= années qui doivent passer
3(12+X ) = 42 +X
36+ 3X = 42 +X
2X = 6
X = 3
La fille 15 ans
Le père 45 ans (15x3=45)
Answer:
y=-2.4y
Step-by-step explanation:
First you want to restate the problem.
-3(y+3)=2y+3
Now distribute the negative.
-3y-9=2y+3
Add 3y to both sides.
-9=5y+3
Subtract 3 from both sides.
-12=5y
And solve.
-2.4=y
Answer:
the answer is 14 that's what I got
