thatwilldomare43 thatwilldomare43

04-04-2021
Mathematics

contestada

Solve the system of linear equations using either substitution or the elimination method.
y = 3x +5
X+y=1

Respuesta :

04-04-2021

Answer:

x = -1

y = 2

Step-by-step explanation:

x + y = 1

y = -x + 1

y = -x + 1 (Multiply this by -1)

y = 3x +5

-y = x - 1

y = 3x +5

0 = 4x + 4

4x = -4

x = -1

x + y = 1

-1 + y = 1

y = 2

Answer Link

Otras preguntas

Help PleaSE:) ->Grammar Which sentence has a pronoun with an unclear, missing, or confusing antecedent? A. The lifeguards sat in tall chairs; they could

what is 0.00001267 is scientific notation

a woman lifts a 300 newton child a distance of 1.5 meters in 0.75 seconds. What is her power output in lifting the child?

What does hemostasis mean?

Which word has the long e sound? a. client b. inferior c. beautiful d. poetic

Fossils are most commonly found in which type of rock?

What kind of problems did increased urbanization cause? During time of industrial revolution

Which body tissue or organ contains the most mitochondria?

In the years preceding World War I A)world tensions declined. B)military expenditures decreased. C)imperialistic ambitions seemed to decline. D)there was a s

Can someone answer my question plz!!!! It's in the picture and show your work!!!!!