04-04-2019
Mathematics

contestada

-5x+y=-1 and y-4x=3 solve by substitution

Respuesta :

04-04-2019

Y=5x-1

Substitute this into the other equation in the place of y

5x-1-4x=3
X-1=3
X=4

Substitute this into the original equation

Y=5(4)-1
Y=19

Answer Link

Otras preguntas

Which sentence uses quotation marks and commas correctly? “I knew that tree was older than anyone in our town, explained Dr. Leon. “I knew that tree was older t

*Pls help me*Yasmine is trying to find an outfit for the first day of school. She has to choose from 3 pairs of skirts: one black, one pink and one orange. She

A sum amounts Rs. 720 is divided into two parts in the ratio 3:5. How much will be the amount in second part?) Ans: Rs. 450

find measure of the missing angles and justify your answer with postulates and theorems.

how should an instructor act in front of his recruits and cadets?

What portion of your salt solution in ice water system is: a. A mixture? b. A solution?

I am thinking of a number. The sum of its digits is divisible by 2. My number is a multiple of 11. My number is greater than 4 x 5 but less than 7 x 8+ 23. The

Based on the graph what is the approximate half-life of the reaction shown below

Calculate the [H+] in a 1.0 M solution of HA

2 THINGS ABOUT GAS INCREASE