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what is the y-intercept of the graph of 4x-2y=10

0 votes
what is the answer.
asked Mar 11, 2014 in ALGEBRA 2 by mathgirl Apprentice

1 Answer

+1 vote

Write the equation in slope-intercept form y = mx + b, where m is slope and b is y -intercept.

The equation is 4x  - 2y = 10

Subtract 4x  from each side.

-2y  = 10 - 4x

Divide each side by negative 2.

= 2x - 5

Compare the equation with slope-intercept form y = mx + b.

slope = 2 and y -intercept is -5.

y -intercept is -5, so the line crosses the y -axis at (0, -5).

Using slope find the next point.

Slope = rise/run = 2

Start at point (0, -5), move 2 units up and 1 unit right, then plot the point (1, -3).

Draw a line through these points.

Graph :

From the graph y - intercept is (0,-5).

answered Mar 11, 2014 by david Expert

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