omega1111 omega1111
  • 23-02-2021
  • Mathematics
contestada

Solve the system using substitution.
6x+8y=30 y=1/2x

Respuesta :

mhanifa
mhanifa mhanifa
  • 24-02-2021

Answer:

  • (3, 1.5)

Step-by-step explanation:

Given the system:

  • 6x + 8y = 30
  • y=1/2x

Substitute y and solve for x:

  • 6x + 8y = 30
  • 6x + 8(1/2x) = 30
  • 6x + 4x = 30
  • 10x = 30
  • x = 3

Find y:

  • y = 1/2x
  • y = 1/2(3)
  • y = 1.5

Solution is (3, 1.5)

Answer Link

Otras preguntas

which is the equation of a circle centered at the origin with radius 20?
Can someone please help me? You get points and it makes me happy. Melanie makes $3.00 less per hour babysitting than her best friend, Carita. If the combined ho
Consider the expression (5 – 81) V-81 + 5.
Here is more info abt the project:)
Assume that capital is limited to 9 machine​ hours, but labor is unlimited in supply. In which company is the marginal product of labor​ greater? Explain. A. FL
what did the song dynasty invent in transportation? that's it.
Assume that a stock is expected to pay dividends at the end of Year 1 and Year 2 of $1.25 and $1.56, respectively. Dividends are expected to grow at a 5% rate t
Answer all question 1.There is a circular path around a sports field. Erica takes 18 minutes to drive one round of the field.Harriet takes 12 minutes. Suppose t
1. Which of these numbered equations is true? 1) 5*0+5*1=10 2) 5*0+5*1=5 3) 5*0+5*1=11 4) 5*0+5*1
The chemical substances in our environment to which we respond can be called