Brotality
Brotality Brotality
  • 03-05-2018
  • Mathematics
contestada

Consider the following system of equations:

2x + 3y = 45
x + y =10

What is the x-value of the solution for this system?

Respuesta :

12478ilp 12478ilp
  • 03-05-2018
Y=-x+10
2x+3(-x+10)=45
2x+-3x+30=45
2x+-3x=15
-x=15
X=15
Answer Link

Otras preguntas

which problom can we solve with 60 devided by 6
hi can someone pls help me
1. How did New Netherland become New York? (8.05) ► A. The Dutch West India Company sold the colony to England, B. England took control of the colony by sendin
PLEASE HELP!!! Rewrite [tex]f(x)=|x|[/tex] as a piecewise function
|3f-2g|+2 if f=-2 and g=1
The images show the stages of human development. At which stage does cell differentiation start?
For each of the bookcases a woodworker is building, she charges $65 for materials. She also charges $35 for each hour she works to build the bookcases. How much
What would happen if there was no civil rights movement?
How should the Radical Republicans react about the Black Codes in 1866? 2-3 sentences What are 3 possible things the Radical Republicans could do about violence
Eight more than the number n is equal to 25. find the number n