Which statements are true about the graph of y s 3x + 1 and y -x + 2? Check all that apply. The slope of one boundary line is 2.
O Both boundary lines are solid.
Asolution to the system is (1, 3).
Both inequalities are shaded below the boundary lines.
The boundary lines intersect.

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap

Find the percent error of the measurement 4 cm