Identify the property shown.
(-5.2 + (-8.4)) + (-2.8) = -(5.2 + 8.4) + (2.8)
a. associative property
b. commutative property
c. opposite of a sum property.

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

Ill mark the brainliest if you me with the these three questions 7,8,9

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?