aplumlee2005
aplumlee2005 aplumlee2005
  • 02-02-2021
  • Mathematics
contestada

Solve each equations by substitution. y=2x
25x-y=9

Respuesta :

Аноним Аноним
  • 02-02-2021

Answer:

x=9/23 and y=18/23

Step-by-step explanation:

Substitute 2 x for y in 25x−y=9

25x−y=9

25x−2x=9

23x=9

23x/23=9/23

x=9/23

substitute 9/23 for x in y=2x

y=2x

y=2(9/23)

y=18/23

x= 9/23 and y=18/23

Answer Link

Otras preguntas

why do yo think haloween has remained a popular holiday for hundreds of years? support your answer
Find x. 4 ft 2.4 ft х x = ft
Which of the following was NOT one of the parts of the Declaration of Independence? A. List of Grievances B. Declaration C. Preamble D. List of Demands
How would you be informed of anything now? Without television, radio, internet and gadgets.​
Assume that women’s heights are normally distributed with a mean given by μ=63.5in, and a standard deviation given by σ=3.1 in.a. If 1 woman is randomly selecte
How can these exercises help you in attaining an improve way of life?​
• Predict the order of metals A,B,C and D in the reactivity series ifMetal A reacts with the steamMetal B reacts with cold waterMetal C do not react with waterM
what does solve w mean
joseph bisects and angle LMN and labels a point on the bisector as o. he measures angle LMO with a protractor the measure of angle LMO with a protractor is 58.
12a+24a+3a−6 Helllllllppppp