glz glz
  • 04-03-2020
  • Mathematics
contestada

Help please & thank you :)

Help please amp thank you class=

Respuesta :

dannielle
dannielle dannielle
  • 04-03-2020

Answer:

3x-5y=22

3x-5*(32-5x)=22

3x-5*32+5*5x=22

3x-160+25x=22

28x=22+160

28x=182

x=182/28

x=6.5

y=32-5x=32-5*6.5=32-32,5= -0.5

Multiply the first equation with 5 and the second with (-3)

Step-by-step explanation:

Answer Link

Otras preguntas

What's the other word speaking in circles; round-about speech
what we need to become success
Solve the quadratic by factoring 2X²-2X-12=0
Molecular scientists can read the DNA code and compare the DNA of different organisms. This concept is used in molecular clocks to determine which of the follow
If 2/5 of a number is added to 1/3 of the same number ,the sum is 22. What is the number?
Liz wants to drink 1.5 litres of water each day. She buys the water in packs of 6 bottles. Each bottle contains 0.5 litres of water. How many packs of water do
explain why the motion of a body which is moving with constant speed in a circular path is said to be accelerated ?
Amy raised £n for charity. Chris raised £18 more then any. The mean amount raised by the two of them is £45. Work out how much money each one of them raised
write a system of equations and solvea class of 195 students went on a field trip. They took 7 vehicles,some cars and some buses. find the number of cars and nu
name a metal that doesn't conduct electricity