tinamg92000ox4c8a tinamg92000ox4c8a

21-10-2017
Mathematics

contestada

What is solution of the system ? Use elimination 3×-4y=-24 ×+y=-1

Respuesta :

theanonymouslamp theanonymouslamp

21-10-2017

x+y=-1
For x:
x+y-y=-1-y
x=-y-1

3x-4y=-24
3(-y-1)-4y=-24
-7y-3=-24
-7y-3+3=24+3

-7y/-7 = -21/-7
Y=3

x=-y-1
x=-3-1
x=-4

x=-4, y=3

Answer Link

Otras preguntas

2. What were the anti-Semitic policies enforced by the Nazi party? List at least three examples

Help.me PLEASRRREEEEERERR

I'm blanking on how to do this, I learned it so long ago, any help would be greatly appreciated. More interested on how to do it than the answer.

Find the missing side. Round to the nearest tenth. y=?

help me please. Find the measures of CAD and DAE

help, please the question and thank you

Subtract 10-4 2/3 = A: 5 1/3 B: 5 2/3 C: 6 1/3 D: 6 2/3

Original gas price:$1.25/gal. new gas price:$1.75/gal. find the percent increase

Which mathematical idea originated in Greece? the discovery of the absolute value in algebra the discovery of the zero digit in numbers the discovery of how to

Select "complete" if the sentence is complete or "fragment" if the sentence is a fragment. Flying to South Dakota. A complete B) fragment