anjithaa23
anjithaa23 anjithaa23
  • 04-12-2019
  • Mathematics
contestada

How to substitute for -5x+3y=51 and y=10x-8

Respuesta :

Yang100
Yang100 Yang100
  • 04-12-2019

Answer:

x=3, y=22. (3, 22).

Step-by-step explanation:

-5x+3y=51

y=10x-8

----------------

-5x+3(10x-8)=51

-5x+30x-24=51

25x-24=51

25x=51+24

25x=75

x=75/25

x=3

y=10(3)-8

y=30-8

y=22

Answer Link

Otras preguntas

much like a cell , a virus is able to
How do you solve equations with rational coefficients?
Rewrite the sentences leaving out the words that are not needed: 1.Watching of films is not a good way of playing learning interesting things. 2. Why do have ch
Why was the United States interested in Panama and Latin America?
can anyone help me with number 24 need a little help
Coal _____. is a renewable resource can easily be replenished is formed from plant remains is the least-polluting energy source
A database program helps to ____________. a. Organize, send, and retrieve e-mails quickly b. Deliver elegant presentations to a large audience easily c. Crea
How do you solve for r in the formula a=pi r squared
What is the most accurate representation of the area of a plot measuring 11.7 cm by 15.4 cm?
Is the verb in the sentence below spelled correctly? Sophie pide comida mexicana.