carolyn415 carolyn415
  • 01-01-2021
  • Mathematics
contestada

.If 65+5y = 82, 3x +23= 54 and 5z +43= 110, find 3x+ 5y +5z

Respuesta :

oppongbright615
oppongbright615 oppongbright615
  • 01-01-2021

Step-by-step explanation:

65+5y=82

5y=82-65

5y=17

y=17/5=3.4

3x+23=54

3x=54-23

3x=31

x=31/3=10.3

5z+43=110

5z=110-43

5z=67

z=67/5=13.4

3x+5y+5z3.

3(3.4)+5(10.3)+5(13.4)

10.2+51.5+67

128.7

Answer Link

Otras preguntas

What is the answer I need help bad
which of the following artists helped to promote photography as fine art, to place it among other fine arts, such as painting, poetry, and sculpture? rosa bonhe
let f(x)=2x^2-3x+8.what is the value of f(-4)?
how to find surface are of 3-d shapes?
In the book “Boy in the striped pajamas” what does Gretel notice about the people she sees from Bruno’s bedroom window ?
Sarah is hungry and it's almost lunch time. She is trying to be the fattest she could get. Please help her decide what to eat that would put in the most calorie
what is the difference in simplest form? (n^2+10n+21/n^2+3n-28)-(3n/n-4)
If alone, once you have turned on the AED, you should: a.) Apply the pads and allow the AED to analyze the heart rhythm. b.)Check for movement and breathing.
What are 5 ways people could become slaves in ancient greece?
Which part of a hurricane consists of dry, descending air?