SOLUTION: 7x+5/9y =30
I need to solve X&Y missing coordinates writen out. Thank you.
Algebra.Com
Question 299726: 7x+5/9y =30
I need to solve X&Y missing coordinates writen out. Thank you.
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
7x+5/9y =30
5y/9=-7x+30
5y=-7x*9+9*30
5y=-63x+270
y=-63x/5+270/5
y=-63x/5+54
The y intercept=54
Setting y=0 & solve for x.
0=-63x/5+54
-63x/5=-54
-63x=-54*5
-63x=-270
x=-270/-63
x=4.2857 the x intercept.
Ans.(4.2857,54)
(graph 300x200 pixels, x from -6 to 5, y from -10 to 60, -63x/5 +54).
RELATED QUESTIONS
Please help me solve this linear system:
x+7=-9y
y=7-4x
I need to figure out what x (answered by ankor@dixie-net.com,jim_thompson5910,drk)
7x+6y=30
9x-8y=15
I need to find x & y using Elimination.
Thank... (answered by jim_thompson5910,josmiceli)
Use the following equations to find the missing coordinates in the following tables.... (answered by checkley71)
(y - 4) - (y + 8) = 9y
I can't figure out where I'm going wrong
y-4-y-8=9y... (answered by oscargut,checkley79)
I need help finding the slope and the y intercept for 7x+6y-30=0..but I need you to lay... (answered by richard1234)
use the given equations to find the missing coordinates in the following table
y= (answered by MathLover1)
Please help with this! I need to solve this:
-2x + 19y + 8z = 27
x-3y -2z = 5... (answered by jim_thompson5910)
Here's the question: Sorry for it being so long
Solve each system by the addition... (answered by lotanez)
Evaluate when a=2 and b = -3
a. –3a +2b
b. b-3b
c. –2a(3-b)
Solve for x
a. x+5= -6
(answered by jim_thompson5910)