–15b + 2b − –7b = –12

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0