Answer:
A) -20
Step-by-step explanation:
distribute the 4y and the -4 to the parentheses
16y^2 -16y+16y-20-16y^2
combine like terms
16y^2-16y^2=0
-16y+16y=0
-20
Mark brainliest??
Answer:
Step-by-step explanation:
Simply take 3/7 times 9/10, which gives us 27/70. You can’t simplify it as 27/70 is the simplest form.
450 - 382.50 = 67.5$. So it was discounted by 67.5 dollars.
Answer:
Step-by-step explanation:
1. Wear safety glasses
2. Be accompanied by an adult
3. Wear proper lab clothing
4. Alert Lab instructor if an accident were to happen
5. Follow all instructions given by lab instructor