GaryWatson13 GaryWatson13

02-03-2021
Mathematics

contestada

Solve each system using substitution. Check your answer.
x+y=8
y=3x

Respuesta :

GilliamKathren GilliamKathren

02-03-2021

Answer:

x = 2

y = 6

Step-by-step explanation:

x + y = 8

x + (3x) = 8

4x = 8

4x ÷ 4 = 8 ÷ 4

x = 2

-------------------------------

y = 3x

y = 3(2)

y = 6

----------------------------------

x + y = 8

(2) + (6) = 8

8 = 8

Answer Link

Otras preguntas

Help me plz How did African American aspirations, identity, challenges and cultural values change from the period of enslavement to the Harlem Renaissance?

If lainey bought a set of 20 markers for $6 how much 1 Marker cost ?

Why are lights in house wired in house wired in a parallel or nothing series

The Incident Action Plan is prepared by General Staff from which section?

What is the formula to find the Molarity of a solution?

What did the Supreme Court decide in the Citizens United case? A. Corporations and unions may seek to persuade voters in elections. Corporations and unions cann

Determine tan 48.76 to five decimal places

Your 2500 gallon pool has sprung a leak and loses 70% of its water every 10 minutes. How much water will remain in the pool after 30 minutes?

How did President Obama's second term begin? A with an improving economic outlook at home B. amidst a continuing recession c. with military victories in Iraq an

Chris used 45 feet of fencing to enclose a circular.What is the approximate radius of the garden?Use 3.14 for n, and round your answer to the nearest hundredth.