tr0mi1tchatdoyleib tr0mi1tchatdoyleib
  • 03-02-2017
  • Mathematics
contestada

Use the formula 2x - 5y = 20 to find x y = - 6

Respuesta :

BrysonEaston15
BrysonEaston15 BrysonEaston15
  • 06-02-2017
2x-5y=20
2x-5(-6)=20
2x+30=20
     -30  -30
2x= -10
/2        /2
x=-5
I hope this helps!
Answer Link

Otras preguntas

a ) why did the centipede offer to be the listener in the conversation b) who spoke more about the spider or the centipede c) why did the Centipede sigh at the
What is 5/6 + 3/4?A. 8/12B. 8/10C. 1 9/12D. 1 7/12
Two experimental runs are performed to determine the calorimetric properties of an alcohol that has a melting point of -10°C. In the first run, a 200-g cube of
a store sells paper towels in different size packs. A pack of 6 rolls costs $1.50. A pack of 9 rolls costs $2.70. A pack of 2 rolls costs $0.75. Which pack has
2/3 divided by 1/2 On a grid
Describe the roll of ATP in the muscle cell
Identify the reagents a-i that you would use to accomplish each of the following transformations. a) CH₃CH₂OH a→ CH₃COOH b) C₆H₆ b→ C₆H₅Cl c) CH₃CH₂COOH c→ CH₃C
Anglicanism is very similar to Catholicism in many of its beliefs and practices. Why is that the case?
If m = rxf, then what will be the value of m*r? A) r²x B) rf C) r²xf D) m
how much is heme and non heme iron absorbed daily?