Which property of equality was used to solve this equation 9x = 88
9x/9=88/9
X+9 7/9

A. addition property of equality

B. subtraction property of equality

C. multiplication property of equality

D. division property of equality

e.

step-by-step explanation:

because there are always 10 numbers in a phone number.

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.

in mathematics, a constraint is a condition of an optimization problem that the solution must satisfy. there are several types of constraints—primarily equality constraints, inequality constraints, and integer constraints. the set of candidate solutions that satisfy all constraints is called the feasible set.

hoped i'm right lol