aaliyahjazell3792 aaliyahjazell3792
  • 04-03-2021
  • Mathematics
contestada

What is the solution of the system ? Use substitution y=2x+7 y=x-1

Respuesta :

estellagetchell estellagetchell
  • 04-03-2021
(-8,-9)

Explanation:

y=2x+7 ; y=x-1

x-1=2x+7

x-1-7=2x+7-7

x-8=2x

x-x-8=2x-x

x=-8

y=x-1

y=-8-1

y=-9
Answer Link

Otras preguntas

What is the difference between Ionization energy and Electron Affinity?
Which of the following statements is true? (1 point) A) A cell’s phenotype is determined by its DNA, and its genotype is determined by its proteins. B) A cell’
What is the difference between linear and exponential function?
what is the term for the hidden communities in the wilderness that were formed by runaway slaves?
How is perspiration related to recovery after exercise?. . -As the body perspires during exercise, water and ions are released through the skin and should be
1. The movements of energy and nutrients through living systems are different because (1 point) energy flows in one direction, and nutrients recycle. energy
is blooda base or acid
between which pair of cities in the distance the greatest
1- An atom has a mass number of 24 and 13 neutrons. What is the atomic number of this atom? 2-Give the nuclear symbol for the isotope of argon for which A=38? E
What is the systematic name for the compound Ni2(SO4)3