Name the property of equality that justifies: (i have to put question into an equation below because i can't get it in this question without it being confusing)

a. addition property of equality
b. subtraction property of equality
c. multiplication property of equality
d. division property of equality

if:
m then
5×m

What is the solution of log2  (3x  -  7)  =  3? 4 5

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total