amcox23 amcox23
  • 26-01-2020
  • Mathematics
contestada

Substitution for {2x-3y=11 and -x + 2y = -6

Respuesta :

PieJee PieJee
  • 26-01-2020

Step-by-step explanation:

-x+2y=-6

x-2y=6

x=2y+6

substitute in 2x-3y=11 gives us 2(2y+6)-3y=11

4y+12-3y=11

y=-1

-x+2(-1)=-6

-x=-4

x=4

Answer Link

Otras preguntas

How did the fighting in Angola proceed (ie, what were the steps in the fighting)?
The formula v=fλ describes how sound can change. Please explain what these components are, and how they affect one another.
28. Write the equation of a line PERPENDICULAR to y = -2x + 1 that passes through the point (2, 3). a) 1 1 1 y = - 21 + 2 b) y= 22 +2 d) y = –2x+8 c) y= -2x + 7
Solve Please help r/20 - 3 = -2
pleaseee help me I really need thissssss
Solve −18=6+6x . x = __
I WILL REWARD BRAINLIEST
Use the following sequence to complete the sentence below. 8, -1, -10, -19 The sequence is (a geometric/arithmetic sequence) and has a (common difference/common
Which factor increases as a result of increasing altitude?
7 grams of oxygen gas is reacted with excess C4H8. How many grams of CO2 gas at STP are produced?