Solve for X. Just write the answer.
X+72+72=180
Solve for X.
X+X+4X=180
3X+10+90+2X+15=180
2X-15+2X-15+X+X=180
2X+15+3X-20+X+15+X=360
6X-4+2X+8+2X+8+6X-4=360