Solve using substitutuon6x+7y=8. y=-2x
...
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:10
Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
Using the information in the customer order, determine the length and width of the garden. enter the dimensions. length: feet width: feet
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:30
Abaseball team drinks 10/4 gallons of water during a game. which mixed number represents the gallons of water consumed? a) 1 1/2 gallons b) 2 1/2 gallons c) 2 3/4 gallons d) 3 1/2 gallons
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00
Aspacecraft can attain a stable orbit 300 kilometers above earth if it reaches a velocity of 7.7 kilometers per second. the formula for a rocket's maximum velocity v in kilometers per second is vequalsminus0.0098tplusc ln upper r, where t is the firing time in seconds, c is the velocity of the exhaust in kilometers per second, and r is the ratio of the mass of the rocket filled with fuel to the mass of the rocket without fuel. find the velocity of a spacecraft whose booster rocket has a mass ratio of 20, an exhaust velocity of 2.1 km/s, and a firing time of 15 s. can the spacecraft achieve a stable orbit 300 km above earth?
Answers: 3
You know the right answer?
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
Physics, 29.08.2021 20:10
![question](/tpl/images/cats/en.png)
English, 29.08.2021 20:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.08.2021 20:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.08.2021 20:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 29.08.2021 20:10
![question](/tpl/images/cats/en.png)
English, 29.08.2021 20:10
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 29.08.2021 20:10
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 29.08.2021 20:10
![question](/tpl/images/cats/mat.png)
Mathematics, 29.08.2021 20:10
![question](/tpl/images/cats/mat.png)
Mathematics, 29.08.2021 20:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 29.08.2021 20:10
![question](/tpl/images/cats/mir.png)
World Languages, 29.08.2021 20:10