Answer:
Step-by-step explanation:
8x² + 2(x²-1) = 8x² + 2*x² - 2*1
= 8x² + 2x² -2
= 10x² -2
Like terms: 8x² , 2x²
Answer:
answer is b
Step-by-step explanation:
Answer:
1/2
Step-by-step explanation:
1/2 of 2/5 is 0.2 or as a fraction is 1/5
2/5 is closer to 1/5 because it is only 1/5 off, but for 0 2/5 is 2/5 off and for 1 2/5 is off by 3/5
Either way if this didn't explain right as it is merely a example.
2/5 overall is just closer to 1/2 than it is to 0.
Answer:

Step-by-step explanation:
Given the expression:

Using the distributive property: 

Simplify:

Simplify:

Therefore, the simplified given expression is, 