Okay well for starters, you can't subtract that because it's an expression, not an equation. And secondly, there was '?' which I'm going to assue=me was a typing error.

Now to actually simplify this mess of an expression, you just need to combine the like-terms! Once you do that you really can't do anything else, since you don't know the varibles.

5 0

2 years ago

Help please, thanks :)

tensa zangetsu [6.8K]

Answer:

60°

Step-by-step explanation:

Angle 1 is a vertical angle to 60° by the definition of a vertical angle.

8 0

3 years ago

Read 2 more answers

Does this table represent an exponential function x 1 2 3 4 y -1 -8 -27 -64

k0ka [10]

$\bf \begin{array}{ccll}
x&y\\
\cline{1-2}
1&\stackrel{-1^3}{-1}\\\\
2&\stackrel{-2^3}{-8}\\\\
3&\stackrel{-3^3}{-27}\\\\
4&\stackrel{-4^3}{-64}\\\\
x&-x^3
\end{array}~\hspace{5em}\boxed{y=-x^3}~~\checkmark$

4 0

2 years ago