Heather is building a ladder for her treehouse. she will need 13 feet of lumber for each stilt and 2 feet of lumber for each rung on the ladder. how many feet of lumber does she need for a ladder with 2 stilts and 12 rungs? a. 29 feet because 2+13+12+2=29 b. 50 feet because 2(13)+12(2)=50 c. 160 feet because 13(12)+2(2)=160 d. 210 feet because (2+13)(12+2)=210

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.

Solve the inequality and graph 6j - 7 < 5

Which of the following values have 3 significant figures? check all that apply. a. 10.1 b. 100.05 c. 120 d. 129