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trasher [3.6K]
3 years ago
11

The function y= -0.2 + 0.5 represents the percent y (in decimal form) of battery power remaining x hours after you turn on a lap

top computer.
A. Identify and intercept the x- intercept

B. Identify and intercept the y-intercept
Mathematics
2 answers:
maria [59]3 years ago
6 0

Answer:

Step-by-step explain

x-intercept: 2.8 hours

y-intercept: 0.7 . . . . fraction of power remaining

Step-by-step explanation:

The equation is in slope-intercept form, so the y-intercept can be read directly: 0.7.

To find the x-intercept, set y=0 and solve for x:

0 = -0.25x +0.7

0.25x = 0.7 . . . . . add .25x

x = 2.8 . . . . . . . . . multiply by 4 (that is, the reciprocal of 0.25)

The x-intercept is 2.8; the y-intercept is 0.7.

olga55 [171]3 years ago
4 0

Answer:

A

Step-by-step explanation:

intercept the x- intercept

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