shanson2024
shanson2024 shanson2024
  • 02-12-2020
  • Mathematics
contestada

solve each system using the substitution method 6x-y=-4 and 2x+2y=15

Respuesta :

meowmeow223334
meowmeow223334 meowmeow223334
  • 02-12-2020
Convert 6x - y = -4 into y = mx + b
Y - 4 = 6x
Y = 6x + 4
Substitute that into second equation
2x + 2(6x + 4) = 15
2x + 12x + 8 = 15
14x = 7
X = 1/2
6(1/2) - y = -4
3 - y = -4
-y = -7, y = 7
Final answer: x = 1/2, y = 7
Answer Link

Otras preguntas

What was antigone attitude towards death?
Select whether each shape has at least one set of parallel sides, perpendicular sides, or both. Note that matching arrow labels indicate two parallel sides.
Where do vaccines help to break the chain of infection? A. At the susceptible host B. At the portal of exit C. At the means of transmission D. At t
What can you conclude about about Jack’s method of leadership
What is the area of this face?
what is the surface area of a square pyraimd that is 5.95cm long and 5.1 cm wide
Which expression is equivalent to (3b + 2r) + (4b + r)? A.7b + 2r B.7b + 3r C.12b + 2r D.12b + 3r
07.06 Severe Weather Writing Assignment Instructions: Create a public service announcement in Spanish on severe weather procedures to encourage the community
what does it mean that the elevation of lincoln forest is 0
plzzzzzz help this is due now Suppose that there are two types of tickets to a show: advance and same-day. The combined cost of one advance ticket and one same-