petermanaly petermanaly
  • 15-05-2018
  • Mathematics
contestada

Solve the system of equations and choose the correct answer from the list of options. (4 points) x − y = 7 y = 3x + 12

Respuesta :

MrGumby
MrGumby MrGumby
  • 18-05-2018
x = -19/2
y = -33/2

Start by plugging in the second equation for y in the first equation. Then solve for x. After you can use that value to solve for y. 
Answer Link

Otras preguntas

The table shows a proportional relationship between the number of meals and the cans of food used to prepare the meals.
how does the modern era differ from the classical era
What triggered the oil crisis of the 1970s? an uncontrollable oil leak in the Gulf of Mexico the closure of the Alaska Pipeline the OPEC oil embargo the ove
which bank is expected to cost the least amount in fees per year? a. State Bank is expected to cost the least. b. Common Bank is expected to cost the least
Which is a key feature of Renaissance paintings?
Find negative square root of 16.
Five gases combined in a gas cylinder have the following partial pressures: 3.00 atm (N2), 1.80 atm (O2), 0.29 atm (Ar), 0.18 atm (He), and 0.10 atm (H). What
what is the percent of 1/6 of 42
To distribute something means to __________. something means to __________. A. put it all in one place B. spread it throughout an area C. put it together D. sha
What company developed the commercial computer?