Mathematics, 10.12.2021 07:00 murdocksfamilyouoxvm
Karina uses the system of equations below to compare the monthly utility costs in July and December for electricity, x, and natural gas, y. 750x + 17y = 141.61 300x + 30y = 75.90 Karina solves the system using linear combination and arrives at the equation 116y = 96.28. She then solves this equation for y. Which statement explains Karina’s solution? The cost of natural gas is $0.17 per unit. The cost of natural gas is $0.20 per unit. The cost of natural gas is $0.72 per unit. The cost of natural gas is $0.83 per unit.
Answers: 3
Mathematics, 21.06.2019 15:30
The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object
Answers: 3
Mathematics, 21.06.2019 17:30
Is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale factor of ? why or why not? yes, because ab and cd are each the lengths mn and qp. yes, because sides ab and cd are parallel to sides mn and qp. no, because ab is the length mn but cd is the length qp. no, because sides ab and cd have different slopes from sides mn and qp.
Answers: 1
Mathematics, 21.06.2019 21:30
Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.
Answers: 2
Mathematics, 21.06.2019 22:30
Kevin's bank offered him a 4.5% interest rate for his mortgage. if he purchases 3 points, what will be his new rate?
Answers: 2
Karina uses the system of equations below to compare the monthly utility costs in July and December...
Mathematics, 16.05.2021 23:50
Chemistry, 16.05.2021 23:50
Biology, 16.05.2021 23:50
Chemistry, 16.05.2021 23:50
Mathematics, 16.05.2021 23:50
Spanish, 16.05.2021 23:50
Advanced Placement (AP), 16.05.2021 23:50
Mathematics, 16.05.2021 23:50
Mathematics, 16.05.2021 23:50
Spanish, 16.05.2021 23:50