Answer:
60
Step-by-step explanation:
3x + 8(x + 9) = -5
3x + 8x + 72 = -5
11x + 72 = -5
11x + 72 - 72 = -5 - 72
11x = -77
11x/11 = -77/11
x = -7
All you have to do for this equation is to substitute the y in the second equation with what y equals to. Then you distribute and combine like-terms.
Answer:
<h2>23.6°</h2>
Step-by-step explanation:
<h3>to understand the solving steps</h3><h3>you need to know about</h3>
- trigonometry i.g sin(x)=opp/hypo
- PEMDAS
<h3>given:</h3>
- opp:6
- hypo:15
<h3>to find:</h3>
<h3>let's solve:</h3>
therefore
<h3>xyz angle=23.6°</h3>
-0.0833333333 Should be the answer