**Answer:**

Yes Jeff is the correct answer

**Step-by-step explanation:**

- 2x and 70 are equal, because they are **vertical angles. **

**- **110 and 3x + 5 are equal, becasue they are **vertical angles. **

**- **so, the answer would be **A.**

-- this is because **vertical angles** are not **supplementary** so would not be equal to **180**°

**Answer:**

6x

**Step-by-step explanation:**

3*2x=6x

If you’re trying to find Y then you would add 2.12 to -3.87. your answer would be y-1.75

**Answer:**

f(x)^-1=-1

f(x)=x^3+1+3x^2+3x

**Step-by-step explanation:**