prettygotdumb
prettygotdumb prettygotdumb
  • 01-05-2021
  • Mathematics
contestada

Solve for the values of x and y:

y = 3x - 5 ........(i) and y = -x + 7 ........(ii)

Respuesta :

Leora03
Leora03 Leora03
  • 01-05-2021

Answer:

x= 3, y= 4

Step-by-step explanation:

y= 3x -5 -----(i)

y= -x +7 -----(ii)

Substitute (i) into (ii):

3x -5= -x +7

3x +x= 7 +5

4x= 12

x= 12 ÷4 (÷4 on both sides)

x= 3

Substitute x= 3 into (ii):

y= -3 +7

y= 4

Answer Link

Otras preguntas

does a solution have to involve a liquid? explain.
Which fossil occurs on the most landmasses? & What does this suggest about when these particular continents broke up?
Randal answers 96 out of 120 questions correctly on a science exam. What percent of the questions did Randal answer correctly
What steps did president Wilson have to take to make an official declaration of war?
Mrs.Savin receives a weekly base salary of $500,plus a commission of $1200 on each car that she sells. Write a function rule relating her total weekly pay p to
how do you model the square root of 16
What military strategy defeated cornwallis at yorktown?
which of the following organisms feeds on the largest variety of producers
25% of what nember is 19
Each verb below, one noun does not go with it. Which one? 1/ discover ( the truth, a cure, DNA, gold ) 2/ make ( cars, a discovery, a phone call ) 3/ tell ( hel