aliciaaguilera4
aliciaaguilera4 aliciaaguilera4
  • 26-02-2020
  • Mathematics
contestada

Solve each system by substitution

Solve each system by substitution class=

Respuesta :

aryasus30
aryasus30 aryasus30
  • 26-02-2020

Step-by-step explanation:

{9x+3y=-36

y=-3x-21

9x-9x-36=-36

y=-3x-21

x=0

y=-21

Answer Link

Otras preguntas

Read the excerpt from chapter 12 of The Awakening. They took a short cut across the sands. At a distance they could see the curious procession moving toward th
Read the sentence. Check the type of ungrammatical-sounding English that it illustrates. Jane has swam the course several times.
In the proportion 1/z = 4/5/8 which number os equal to z in the proportion
Please help me with social studies ​
i need help with Algebra. is this a good site?​
what does 5- 4 1/2. please help ​
According to erik erikson's theory of personality development, the core strength of old age is ________________. emotional intelligence
A distribution of scores has a mean of 20.2 with a standard deviation of 0.89. compare a score of 21.6 with a z score of 1.2?
How to do multiplication
Why was NATO created? A. to protect its member countries from Soviet attack B. to create a trading network between the democratic countries of Europe C. to cr