rita5631 rita5631
  • 04-03-2019
  • Mathematics
contestada

subsubstitution solving for x ​

subsubstitution solving for x class=

Respuesta :

Аноним Аноним
  • 04-03-2019

y = 8x - 18

2x - 8(8x - 18) = 20

2x + -64x + 144 = 20

-62x + 144 = 20

-62x = -124

x = 2

Answer Link

Otras preguntas

is -4 5/12 a rational or irrational number?
The Nile begins as two separate rivers, the ___________ flowing from eastern Africa and the __________ from central Africa?
{3x+8y=17 {-2x+9y=3 What is the answer and how do you solve the problem
A football team lost 5 yards on each of 3 plays. Explain how you could use a number line to find the teams change in field position after the 3 plays.
suppose that x and y are both integers. find the solution of 10x^2+11xy+3y^2=7
last week a share of stock gained a total of 1.64 points. express this gain as a mixed number in simplest form.
what materials where used to make the first gps
What are examples of slow land changes
describe an advance in technology that makes life more enjoyable. what discoveries contribute to this technology?
what are the general characteristics of substances chemists use to seperate mixtures into individual substances?