Answer:
-2(2x+4)
Step-by-step explanation:
Answer: 3(2 • (2x))
Explanation:
6 • 2(3x)
6 • 6x
3(2 • (2x))
Answer:
x=0
Step-by-step explanation:
2x-4+6=2
2x+2=2
2x=0
x=0
Answer:
r³ + 15r² - 10r - 4
Step-by-step explanation:
First, note you can remove the brackets, in this case they contribute nothing at all.
Then, group the like terms and add them, e.g., we have 3r³ and -2r², they add up to r³.
Finally, order them from greatest power of r to smallest power of r.
That's all!
<span>7(-3 + 2u) simplified is </span>
