x = 10
y = 20
Step-by-step explanation:
7x + 90 + 20 = 180
7x = 70
5x + 2y = 90
50 + 2y = 90
2y = 40
the thermometer is precise but not accurate
step-by-step explanation:
answer: approximately 206 bones
i hope this u out a branlist and a would be greatly appreciated :