Mathematics, 07.11.2020 01:20 kataldaine
Justify each step in solving the equation 3(2x+1)=x-7 by writing a reason for each statement.
Statement
1. 3(2x+1)=x-7
2. 6x+3=x-7
3. 6x-x+3=x-x-7
4. 5x+3=-7
5. 5x+3-3=-7-3
6. 5x=-10
7. 5x/5=(-10)/5
Answers: 1
Mathematics, 21.06.2019 19:00, bellbradshaw16
Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.
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Mathematics, 21.06.2019 21:30, mandyangle01
Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?
Answers: 3
Mathematics, 21.06.2019 23:40, breannaasmith1122
Me d is also an option but i couldn't get it in the picture
Answers: 2
Justify each step in solving the equation 3(2x+1)=x-7 by writing a reason for each statement.
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