DailahT564014 DailahT564014
  • 03-11-2022
  • Mathematics
contestada

If you solved the following system by substitution, which of these could be yourcombined equation?y = 3x - 44x + 3y = 1

Respuesta :

DenielN74205 DenielN74205
  • 03-11-2022

To solve the given system, we have to combine the equations

[tex]\begin{gathered} 4x+3y=1 \\ 4x+3(3x-4)=1 \\ 4x+9x-12=1 \\ 13x=12+1 \\ 13x=13 \\ x=\frac{13}{13} \\ x=1 \end{gathered}[/tex]

Then, we find y

[tex]y=3x-4=3\cdot1-4=3-4=-1[/tex]

Hence, the solutions (1,-1,). C is the answer.

Answer Link

Otras preguntas

Ashley's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Ashley $4.30 per pound, and type B coffee costs $5.90 per pound
Which of the following is not an abbreviation for a level of usage ? (answer asap please sl.Sp.colloq.dial.​
La lengua de los Aztecas es _____
For the following reaction, calculate how many moles of NO2 forms when 0.356 moles of the reactant completely reacts. 2 N2O5g→4 NO2g+O2g
Give an example of how electromagnetic energy can cause changes in matter.
A certain city divides naturally into ten district neighborhoods. How might a real estate appraiser select a sample of single-family homes that could be used as
Lesson 2.10 common core 6th grade
How did the caravel differ from earlier ships? A. It was powered by a steam engine. B. It had several cannons on it for protection. C. It had square sails to m
I need help please help me
16% of what number is 14?