Answer:
1. 100 which Is the easier one
2. 5
Answer:
x=15
Step-by-step explanation:
3x+9=2x+24
x=24-9
x=15
Answer:80
Assume the number to be 400 for instance,
10% of 400 increased = 400 + ( 10/100 × 400 )
= 400 + 40 = 440
The resulting number decreased by its 10% = 400 - (10/100 × 400)
= 400 - 40 = 360
Now, net decrease = 440 - 360 = 80
Answer:
36
Step-by-step explanation:
![-2[-6(-4+7)]\\\\=(-2)(-6)(3)\\\\=12(3)\\\\=36](https://tex.z-dn.net/?f=-2%5B-6%28-4%2B7%29%5D%5C%5C%5C%5C%3D%28-2%29%28-6%29%283%29%5C%5C%5C%5C%3D12%283%29%5C%5C%5C%5C%3D36)
Answer:
Step-by-step explanation:
-8 + 5 = -3
10 + - 4 = 6