dawatashiselden
dawatashiselden dawatashiselden
  • 04-06-2019
  • Mathematics
contestada

3x-4y=16 and 5x+2y=44 using elimination strategy and comparing strategy

Respuesta :

r3t40
r3t40 r3t40
  • 04-06-2019

[tex]

3x-4y=16 \\

5x+2y=44 \\ \\

3x-4y=16 \\

10x+4y=88 \\ \\

13x=104 \\

x=\boxed{104\div13=8}\\ \\

3\times8-4y=16 \\

24-4y=16 \\

-4y=-8 \\

y=\boxed{2}

[/tex]

Answer Link

Otras preguntas

find the difference: 7 7/8 - 3 1/4
what percentage of 1457 is 898?
NaOH  + H2SO4 =NaOH + HNO3  =Cu(OH)2 + HCl =                H2SO4 =                        HNO3 =
The number 6 is halfway between 4.5 and 7.5.Answer the missing numbers below.The number 6 is halfway between 2.8 and .......The number 6 is halfway between -12
what is the answer to this question -√(12)+5√(75)
what does the agora tell us about the culture of athens?
what are two human uses for mosses?
NaOH  + H2SO4 =NaOH + HNO3  =Cu(OH)2 + HCl =                H2SO4 =                        HNO3 =
List two factors that might cause an organism to restrict its use of a resource.
Why was there growing involvement of the USA in Europe in the years 1945-48 ??