25ldecke
25ldecke 25ldecke
  • 02-02-2021
  • Mathematics
contestada

Solve each system of linear equations by adding or subtracting.
4x - 5y = 7
3x + 5y = -14

Respuesta :

beautifulmind2468
beautifulmind2468 beautifulmind2468
  • 02-02-2021

Answer:

(x, y) = (-1, -11/5)

Step-by-step explanation:

Add together the two equations. We get:

(4x - 5y) + (3x + 5y) = 7 + (-14).

Simplifing we get:

7x = -7

x = -1.

So, y = -11/5

Answer Link
liyahsmith7126396
liyahsmith7126396 liyahsmith7126396
  • 02-02-2021
I think the answer is around -56
Answer Link

Otras preguntas

The blank of a rock is a result of its mineral composition
Pakistan and Bangladesh came from this country. Nepal China India Japan
What is a ductless gland?
what is the equation of the following line written in slope intercept form? (-5,-1)
How does heat transfer takes place between any two systems?
helppppppppppppppppppppppppping
Complete the following sentence that describe the alimentary canal and its walls: The ____________ contains the surface epithelium that allows for absorption o
rewrite the expression using an exponent​
Rob is a machinist. He has just started taking a muscle relaxant to help with strain injury. While taking this drug, Rob should consider all of the following: A
Erin is writing about history of sonnets. Which is a fact Erin can include in her history?