gshreya2005
gshreya2005
18-08-2018
Mathematics
contestada
need help fast i am stuck.
Respuesta :
alesparkles
alesparkles
18-08-2018
Well since you have y=5x-4 you can substitute that into 7x-3y=20
7x-3(5x-4)=20
That would equal x=-1
Since you know what x is, you can substitute that into the second equation
y=5(-1)-4 which would equal -9
x=-1
y=-9
Hope this helps!
Answer Link
VER TODAS LAS RESPUESTAS ( 32+ )
Otras preguntas
find the range of possible values for x
Find the surface area of the square pyramid shown below.
Help me please……………………
"If you look at what you have in life, you'll always have more. If you look at what you don't have in life, you'llnever have enough."— Oprah WinfreyWrite a per
plz help me I need help
how does our body respire?
BRAINLIEST!!!!! caption this and explain why you chose that
5. You are traveling along at 27 meters per second when you notice a stop light ahead, you deceleration to 0m/s in 3 seconds. What is your acceleration?
Number 75: Find the length of side x.
3.7 as a mixed fractionlet x =10x =9x =x =So 3.7 repeating is equal to...
