bmgtcreative
bmgtcreative
02-05-2018
Mathematics
contestada
system of equations
y=2x-3
x+y=18
Respuesta :
mamercier21
mamercier21
02-05-2018
2x-3=-1x+18
+1x +1x
3x-3=18
+3 +3
3x=21
divide both sides by 3
x=7
Answer Link
VER TODAS LAS RESPUESTAS ( 52+ )
Otras preguntas
Where is the Persian Gulf? A. east of the Arabian Peninsula B. south of the Arabian Peninsula C. west of the Arabian Peninsula D. north of the Arabian Peninsula
if y=-8 when x=-2, find x when y=32
If there is a 10% chance of sun tomorrow and a 20% chance of wind and no sun, what is the probability that it is windy, given that it is not sunny? Round your a
An object with a lot of mass has ____________. A. no inertia B. a little inertia C. a lot of inertia D. inertia is not related to mass
What is the thousandth positive odd number ?
the sales tax on a piece of furniture that cost $450 was $28.13. what was the percent sales tax?
15% of 60 and what is a model for it
A cone-shaped container sits inside a larger cone. The inner cone has a height of 3 in. and a diameter of 5 in. The outer cone has the same diameter and is 14 i
Stare decisis" means “let the decision stand.” This concept is influential in our legal system and is most closely related with which legal term? a habeas corpu
Which constitutional amendment prohibited the selling of liquor anywhere in the United States? A. 19th Amendment B. 20th Amendment C. 18th Amendment D. 14th Ame
