chriscarlo1649
chriscarlo1649
04-04-2017
Mathematics
contestada
2a + 3b = 6
5a + 2b - 4 = 0
Respuesta :
Аноним
Аноним
04-04-2017
1 Solve for a in
2a+3b=6
a=3(2-b)/2
2 Substitute a=3(2-b)/2 into
5a+2b-4=0
15(2-b)/2+2b-4=0
3 Solve for b in
15(2-b)/2+2b-4=0
b = 2
4 Substitute b=2 into
a = 3(2-b)/2
a = 0
5 Therefore,
a=0
b=2
I hope this helps. :)
Answer Link
VER TODAS LAS RESPUESTAS ( 11+ )
Otras preguntas
If the 50.0 kg boy were in a spacecraft 5r from the center of the earth, what would his weight be? (use the 50.0 kg boy for significant figures)
which statement best describes the function below?
Given that f(x)=x 2+3x+6 and g(x) =x-3, solve for f(g(x))when x=1
Letter to a Citizen of Kentucky, an excerpt Executive Mansion, Washington, April 4, 1864. A. G. Hodges, Esq., Frankfort, Ky. My Dear Sir: You ask
A brand of lightbulb has a power of 8 W and an efficiency of 11.1%. How much power is wasted as heat by this lightbulb?
Why was feudalism successful?
Please help me with this math problem
You have a checking account with a balance of $550 you deposit $150 but withdraw $251. How much money is left in the account?
Question 6 On May 15, 2008, former President George W. Bush delivered a speech on the 60-year anniversary of Israel's independence to the Knesset, the lawmake
Four things that could be considered to promote humane farming practices
