QUESTION 1
The given expression is
The greatest common factor is .
We factor to obtain;
QUESTION 2
The given quadratic equation is
We split the middle term to obtain
Factor by grouping;
Use zero product property;
QUESTION 3
The given system of equation is
If we multiply by 3, we obtain;
If we multiply by 4 we obtain;
Adding the last two equations will give us;
The y-variable is eliminated.
Answer:Multiply 3x+4y=−8
by 3. Multiply 7x−3y=6 by 4. Add the resulting equations together.
Answer:
82
Step-by-step explanation:
80+80+82+86
328/4
82
Well instead of writing 7•7•7•7•7 , you could simply write it as an exponent =7^5
Answer: The dog would lose 3 pounds per week.
Solution: subtract 8 from 13 (13-8=5) divide 149 and 134 by 5 then subtract 26.8 from 29.8.
Hope this helps
Answer:
im pretty sure its the 3rd one