bearbo1817 bearbo1817
  • 25-01-2021
  • Mathematics
contestada

What is the solution to the system of equations below?

X+ 3y = 15 and 4x+2y= 30

O (6,3)

O (3,6).

O (7,-6)

O (-6, 7)

Respuesta :

gossipbusan gossipbusan
  • 27-01-2021

Answer:

6,3

Step-by-step explanation:

given equtions are

x+3y=15______(1)

4x+2y=30______(2)

multiplying (1) by 4

on solving, 4x+12y=60_____(3)

substracting eqution (3) and (2)

4x+12y-(4x+2y)=60-30

⇒10y=30

on solving,

y=3

substituting the value of y in equation (1)

x+3(3)=15

on solving,

x=6

Answer Link
nevaehbeason00
nevaehbeason00 nevaehbeason00
  • 01-05-2021

Answer:

A

Step-by-step explanation:

(6,3)

Answer Link

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