Romanxxxx
Romanxxxx Romanxxxx
  • 15-12-2021
  • Mathematics
contestada

Linear combination
-3+y=10
2x-7y=6

Respuesta :

jimrgrant1 jimrgrant1
  • 15-12-2021

Answer:

x = 42.5 , y = 13

Step-by-step explanation:

- 3 + y = 10 (add 3 to both sides )

y = 13

2x - 7y = - 6 → (1)

Substitute y = 13 into (1)

2x - 7(13) = - 6

2x - 91 = - 6 ( add 91 to both sides )

2x = 85 ( divide both sides by 2 )

x = 42.5

Answer Link

Otras preguntas

are these sets of triangles congruent?
Systems of equations by elimination
6.9 - (-5) plus 4.1=
What is the is the interest paid for a loan of $800 at 5% annual interest for 9 months
in 12 years megan will be four times as old as she was 15 years ago. How old is she now?
Why Do You Think The Federal Judiciary Act Created Both State And Federal Courts
Solve the inequality 7 x ≤ 10.
what tool could be used to measure pressure? what units would this measure in?
What is 7,000 multiplied by 1/10 as a mixed number
Helppp! 25 points!!!!