Answer:
A. 9 × (11 – 4) is three times as much as 3 × (11 – 4)
Step-by-step explanation:
9 is 3×3, so we can write the expression involving 9 as ...
... 9 × (11 - 4) = 3 × 3 × (11 - 4)
... = 3 × (3 × (11 -4))
This clearly shows that 9 x ( ) is 3 times as much as 3 × ( ).
Answer:
x=7
Step-by-step explanation:
=![\frac{8}{17}](https://tex.z-dn.net/?f=%5Cfrac%7B8%7D%7B17%7D)
17x=120
x=7.05882352941
x=7
Hope this helps! :)
(2-7i)(9+5i)
18+10i-81i-35i^2
The answer is 35i^2 - 71i +18