SOLUTION: Graph, calculate the slope, x-intercept, y-intercept, and label the intercepts on the graph. 4.2x + 3.8y = 1.9

Algebra ->  Linear-equations -> SOLUTION: Graph, calculate the slope, x-intercept, y-intercept, and label the intercepts on the graph. 4.2x + 3.8y = 1.9      Log On


   

Question 197220This question is from textbook
: Graph, calculate the slope, x-intercept, y-intercept, and label the intercepts on the graph. 4.2x + 3.8y = 1.9 This question is from textbook

Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
3.8y=-4.2x+1.9
:
y=(-4.2/3.8)x+1/2
:
graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C%28-4.2%2F3.8%29x%2B1%2F2%29
:
y intercept is 1/2: (0,1/2) and slope is -4.2/3.8=-1.105
:
x intercept is found by setting y equal to zero
:
0=-4.2x+1.9
:
4.2x=1.9
:
x=.452......so x intercept is at (.452,0)