The truth set of |2x +3|=x -1 is​

Tanya has $42 to spend at the dolphin island store. tshirts sell for $7 each and a pair of sunglases sells for $6.tanya buys 3 tshirts. how many pairs of sunglases can she buys with the amount of money she has left

For the equations below which statement is true ?

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab