Is y = –x + 5 linear or nonlinear

it is linear

Step-by-step explanation: A linear equation is an equation of a straight line, which means that the degree of a linear equation must be 0 or 1   for each of its variables. In this case, the degree of variable  y is 1 and the degree of variable x is 1

c

c

c

c

c

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c

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c

step-by-step explanation:

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,