audreysarro1201 audreysarro1201
  • 21-05-2015
  • Mathematics
contestada

What is the solution to the system of equations? Using substitution method.
x=3y+5
x-4y=3

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 21-05-2015
subsitution
x=3y+5
x-4y=3
we know that x=3y+5 so subsitute 3y+5 for x in second equation
3y+5-4y=3
5-y=3
subtract 5 from both sides
-y=-2
multiply -1
y=2

subistute 2 for y in first equationx=3y+5
x=3(2)+5
x=6+5
x=11



x=11
y=2

in (x,y) form
(11,2)
Answer Link

Otras preguntas

PLS HELP In ABC, m∠A is 16 less than m∠B, and m∠C is 32 less than twice the m∠B. Find m∠A
A car moving at a speed of 30m/s slow down uniformly at speeded of 10m/s in 5 second .then what is the acceleration of an object?
найдите площадь параллелограмма
someone please help with this question
1 15 2 20 3 18 4 12 5 25 6 14 7 22 8 17 9 1 9 10 16 11 23 12 13 13 21 14 18 15 24 16 11 17 20 18 15 19 19 20 14 these are no pf observations And product sold
A toy car (200g) moves by shooting a plastic ball (50g) horizontally out the back. The average acceleration of the car is 1.2m/s² [E] and there is negligible fr
what is management information system?
Identify the meaning and kind, of Satire in Jonathan Swift's Gullivers Travel
Based on the information in the flowchart, which of the following statements best describes how the president can influence the rulemaking process? A) The pres
hardware and software