nayeliortega35
nayeliortega35 nayeliortega35
  • 21-04-2020
  • Mathematics
contestada

Use substitutions to solve each system of equations.[y = 4x -6] [5x + 3y = 1]

Respuesta :

jokeoluwasola
jokeoluwasola jokeoluwasola
  • 21-04-2020

y=4x-6.....(1)

5x+3y=1....(2)

substitute y=4x-6 into equation 2

5x+3(4x-6)=1

5x+12x-18=1

17x=19

x=1.12

substitute x=1.12 into equation 1

y=4(1.12)-6

y=4.48-6

y=-1.52

x=1.12,y=1.52

Answer Link

Otras preguntas

Three Places To The Right Of The Decimal Point Tells How Many Of These
What are three different ways you can demonstrate respect for your fellow classmates during class discussions
k=am+3mx solve am+3m+3mx solve for m interms of akx
what does a circle graph show that a bar graph does not?
The term “radiation” refers to hot materials inside the Earth rising towards Earth’s surface, cooling, and sinking back down.
Ocean tides are the result of -the rotation of earth -the suns gravitational pull on earth -changes in earths orbital position around the sun -differences in bo
if a chef has 5 different kinds of pasta and 3 different flavors of sauce. how many different meals is she able to make?
16d - (4 - 5d) = -67 Please help me find d
How do you find 60% of 20?
Suppose that you find in a reference book that the volume of all the oceans is 1.4×109km3. To find the mass, you can use the density of water, also found in thi