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

A cell begins to send out incorrect chemical signals to neighboring cells. During which phase of the cell cycle did the cause of the change most likely happen?
which of the following choices best describes why the founding fathers decided that the united states should be a republic ? a)They wanted people to have power
How do you solve this two step equation 6=a/4+2
which inequality correctly orders -28,-19,12, and 2 a.-28<-19<12<2 b.-28<-19<2<12 c.-19<-28<2<12 d.2<-19<-28<12
will amplitude change if the pitch gets louder
If animal cells contained chlorophyll, how would animal life be different?
solve each system of linear equations by substitution you will get an x, y point for solution show steps y = x - 4 2x + y = 5 next set is x
Which one of the following sentences uses the comma or commas correctly? A. Giving it their best none of the swimmers broke, John Gore’s, record. B. Johnson
How many outer electrons does phosphorus have
A number multiplied by itself, then added to five