Bjuar10
Bjuar10 Bjuar10
  • 16-11-2016
  • Mathematics
contestada

what is the substitution for 5x-2y=14, 2x-y=5

Respuesta :

FallOutBlink
FallOutBlink FallOutBlink
  • 16-11-2016
Okay so
5x-2y=14
2y=5x-14
y=(5x-14)/2
2x-y=5
y=2x-5
2(2x-5)=5x-14
4x-10=5x-14
x=4

y=(5[4]-14)/2
y=(20-14)/2
y=6/2
y=3

Answer: x=4, y=3
Answer Link

Otras preguntas

Noah and his sister are making gift bags for a birthday party. Noah puts 3 pencil erasers in each bag. His sister puts x stickers in each bag. After filling 4 b
A sound accounting framework allows for all of the following benefits except: Review Later Identical items being reported on the financial statements of differe
35. Eastview Junior High students order sweatshirts and T-shirts in either purple or gold. Of the students who ordered a sweatshirt, the relative frequency of o
Isabella is calculating the interest earned on a deposit of $3,000 in an account that earns 4% compound interest after 6 years.​
No links or wrong answers or I will report! Select the correct answer from each drop-down menu. Read the excerpt. Then choose the correct way to complete the
HELP!!! PLEASE ANSWER THIS!!! 20 POINTS!!!
factor the equation y=9x²-18x+9​
Someone please help me with this
Why should the government help poor people?
Please help me on this