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

Which metal can be used as a sacrificial electrode to prevent the rusting of an iron pipe?
What type of weather does low pressure bring?
how do I solve this .​
What were the main reasons that Japan was occupied after World War II?
A bank offers a 3.7% annual interest rate for a retirement savings account. A worker puts $8,000 into the account. How much will be in the account after a year?
How did the US government pay for the war effort during World War II
Can anyone help me please
The graph shows which inequality? The vertex is (-1,3)
Which expression is equivalent to -28xy + 35y? 7y( -4xy + 5y) 7x(-4x + 5y) 7x(-4y + 5y) 7y(-4x + 5)
What is the equation used to find speed? Speed=distance/time Speed=time/distance Speed=work/distance Speed=force/time