pa help nmn po pls need ko na po yung answer ASAP

Answer:
12.) 85
13.) 131
14.) 37
15.) 191
Step-by-step explanation:
12.) x=310-38-154-37-46=85
Solution:
x=310-38-154-37-46
310-38=322
322-154=168
168-37=131
131-46=85
ANSWER: 85
13.) <JOL=85+46=131
14.) <MOJ=37
15.) LMN=37+154=191