subject
Mathematics, 13.01.2021 23:50 thomaskilajuwon

Bert’s age plus twice Ernie’s age is 30. Bert’s age plus 8 times Ernie’s age is 108. How old are Bert and Ernie?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 20:30
Barbara has a good credit history and is able to purchase a car with a low-interest car loan. she co-signs a car loan for her friend jen, who has poor credit history. then, jen defaults on the loan. who will be held legally responsible by the finance company and why? select the best answer from the choices provided. a. barbara will be held legally responsible because she has a good credit history. b. jen will be held legally responsible because she drives the car. c. barbara will be held legally responsible because she is the co-signer. d. jen will be held legally responsible because she has a poor credit history. the answer is a
Answers: 3
question
Mathematics, 21.06.2019 21:30
Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 25002500 grams and a standard deviation of 800800 grams while babies born after a gestation period of 40 weeks have a mean weight of 27002700 grams and a standard deviation of 385385 grams. if a 3232-week gestation period baby weighs 21252125 grams and a 4040-week gestation period baby weighs 23252325 grams, find the corresponding z-scores. which baby weighs lessless relative to the gestation period?
Answers: 1
question
Mathematics, 21.06.2019 22:00
Which of these triangle pairs can be mapped to each other using a single translation? cof hn
Answers: 2
question
Mathematics, 21.06.2019 22:30
Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?
Answers: 3
You know the right answer?
Bert’s age plus twice Ernie’s age is 30. Bert’s age plus 8 times Ernie’s age is 108. How old are Ber...
Questions
question
Social Studies, 29.08.2019 18:40
question
English, 29.08.2019 18:40
Questions on the website: 13722367