lexipoole lexipoole

02-04-2015
Mathematics

Answered

Y=2x-5
3x+8y+32=56
What does y and x equal?

Answer :

Panoyin Panoyin

03-04-2015

y = 2x - 5
3x + 8y + 32 = 56
3x + 8(2x - 5) + 32 = 56
3x + 8(2x) - 8(5) + 32 = 56
3x + 16x - 40 + 32 = 56
19x - 8 = 56
      + 8   + 8
   19x = 64
      19    19
   x = 3.4
y = 2(3.4) - 5
y = 6.8 - 5
y = 1.8
(x, y) = (3.4, 1.8)

Answer Link

Other Questions

scientific notation for 100,000

cinco tercios de la edad de mi hermano son 25 años. ¿qué edad tiene mi hermano?

explain why the types of technology valued can vary.

I heard this was the place to come for help! I guess I heard wrong This question has been out here for over an hour 4x-x/4+x+1/3=2x I have one answer so far by

How do you simplify 2i<6u ?

If I put 4,736 marbles into groups of 10 how many groups would I have

a tennis ball travels at speed of 120 miles per hour.convert this rate to feet per second

What does it mean to describe a scientist as skeptical? Why is skepticism considered a valuable quality in a scientist

What's the answer to this math problem 3x+2/5 =7

In chapter 12 of the book of Exodus, God gave Moses some specifications for the celebration of the Passover. Name three of these specifications.