Step-by-step explanation:
<DBA=180 since it is a straight line
<HBA=73
mHG=73
Answer:

Step-by-step explanation:
Hello,

hope this helps
Answer:
-3x+2
Step-by-step explanation:
Since it's addition you just combine all like terms so,
5x+4
-8x-2
= -3x+2
Answer:
10
Step-by-step explanation:
4x+8+3x+12=90
x=10
this is the solution hope it's helpful