sarahtropoli1 sarahtropoli1
  • 17-08-2021
  • Mathematics
contestada

use the substitution method to solve the sstem of equations choose the correct ordered pair 2x-y=10 and 2x-2y=4

Respuesta :

reinhard10158
reinhard10158 reinhard10158
  • 23-08-2021

Answer:

(8, 6)

Step-by-step explanation:

2x - y = 10

2x - 2y = 4

=>

x - y = 2

x = y + 2

we put that into the first equation

2×(y+2) - y = 10

2y + 4 - y = 10

y + 4 = 10

y = 6

=>

x = y + 2 = 6 + 2 = 8

so, we have a ordered pair (x, y) = (8, 6)

Answer Link

Otras preguntas

PLEASE READ THE DIRECTIONS AND ANSWER NUMBER 61 :) A pack of baseball cards has 12 trading cards and 2 stickers. In a box of 36 packs, how many stickers and how
éclair croissant soufflé mousse au chocolat
Hi, i`m from Romania, and i have a problem with this exercise..
What is 0.1 as a fraction in simplest form?
What does rhumbus and rectangle have in common?
How to find the inverse?
What is 21 over 35 in simplest form
what is the biggest obstacle that antigone must overcome to achieve her goal
Pizza cost $14 dollars each. How many pizzas can you buy with $60
The particle starts from rest at t=0. what is the magnitude p of the momentum of the particle at time t? assume that t>0.