berkeleystir berkeleystir
  • 01-04-2019
  • Mathematics
contestada

solve the systems of equations using substitution.
-3x + 2y = 12
x = 2y - 8

Respuesta :

hamzacx
hamzacx hamzacx
  • 01-04-2019

-3(2y-8) + 2y = 12

-4y + 24 = 12

-4y = -12

y=3

x=2(3)-8

x=-2

Answer Link

Otras preguntas

The function y=3.75x+2.5 represents the cost y(in dollars) of a taxi ride of x miles. A) Identify the independent and dependent variables.B) Find the maximum nu
the length, breadth and the height of a box is 20cm, 10cm and 5cm respectively, thenfind.​
What is the answer to (10y + 6)
If 945 kg of wheat is packed in 9 bags how much in each bag
WWhat is the value of p2+p+10 when p=4​
Lana applies for a firefighter’s job with Metro City, which responds with a letter setting an appointment for a medical exam. The letter also states that it i
A bicyclist travels $4.5\text{ km}$ west, then travels $6.7\text{ km}$ at an angle $27.0^\circ$ South of West. What is the magnitude of the bicyclist's total di
28256294116308240314.124322.64TotalsWhat is the mean number of apples in a box?​
I NEED HELP ASAP ANYONE IM TIMED HELP HELP What effect did latin america reliance of trade with the west have on the regions economy A. Prices of goods were mo
Which of the following is the primary benefit of the inability of government regulations to keep pace with Cloud technology? low cost of product more choice of