Answer:
X=3
Step-by-step explanation:
Equation 1:
7×3=21
21+18=39
Equation 2:
10×3=30
30+9=39
If you replace x with 3 on both equations then you get 39 and if you get 39 on both equations that means it is equal.
<em><u>Could I please have BRAINLIEST?</u></em>
Answer:
1326632.865
Step-by-step explanation:
Answer:
The reference angle is 
Step-by-step explanation:
The given angle is
The reference angle is the acute angle, that a given angle makes with the x-axis.
First let us make a sketch of the given angle. <em>See diagram in attachment.</em>
Let
be the reference angle of 
Then, from the diagram, we need to subtract
from
to get to
.
We can therefore write the following equation and solve for
.

We group like terms to get,

We collect LCM to get,

We simplify to get,

We divide through by 
to get,
The correct answer is D.
Answer:
C
Step-by-step explanation:
C
Answer:
A 1 1/12
Step-by-step explanation:
just add 4 and 9 you get 13