16-x=7x please help solve this

The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82

Measures of the angle of r, 31 s (x+4) t (3x+9)

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals