Astatement and portions of the flowchart proof of the statement are shown. which reason should appear in the box labeled 1? linear pair postulate substitution property of equality angle congruence postulate ruler postulate angle

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

In a column proof the right column states your reasons

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.