SOLUTION: I have to graph y=4x with the formula y=mx+b. I get every other problem but this one is just just won't click to my brain! Help me out please?

Algebra.Com
Question 565541: I have to graph y=4x with the formula y=mx+b. I get every other problem but this one is just just won't click to my brain! Help me out please?
Answer by lwsshak3(11628)   (Show Source): You can put this solution on YOUR website!
I have to graph y=4x with the formula y=mx+b. I get every other problem but this one is just just won't click to my brain! Help me out please?
b is the y-intercept in the equation for a straight line, y=mx+b.
When you don't see it in the equation, b=0, that is, the line crosses the y-axis at the origin, (0,0)
So, for y=4x, the slope is 4 (rise/run) and the line goes thru the origin.

RELATED QUESTIONS

I need to prove this identity, working only one side. I have tried and tried but this... (answered by joyofmath)
I know I have to set this to Y= in order to find the points for the x and y intercept,... (answered by stanbon,solver91311)
I am confused on how to solve this, the directions say "Sketch the graph of each line."... (answered by jim_thompson5910)
Can anhone help me with this one? I can only graph something in the y=mx+b formula, but I (answered by jake_6233)
Hello. I am having such a hard time understanding how to graph linear inequalities, from... (answered by stanbon,ewatrrr)
i am supposed to get the formula y-y1=m(x-x1) into the formula y=mx+b. the problem is:... (answered by stanbon)
3x+2y=5.....I am so lost on how to get the answer to place on a graph. I have the... (answered by ankor@dixie-net.com)
I know I have to set this to Y= in order to find the points for the x and y intercept,... (answered by stanbon)
A kid has 9 baseball cards. Every week he gains 4 more cards. Use the formula y=mx+b... (answered by josmiceli)