Answer:
1. 16x-188
2. 5x-90
Step-by-step explanation:
1.
9x-8+7x-y=180
y=9x-8+7x-180=16x-188
2.
2x-y+3x=90
y=5x-90
Step-by-step explanation:
3173÷16.=. 198 remainder=5
198÷16=12 remainder= 6
12 means C in hexadecimal
so u get C65
7.84 <span> 56% off 14 is equal to (56 x 56) / 100 </span>
So n will be the unknown, and the expression is:
6n = 24
from where we can find the number n:
n = 24/6
n = 4