What is the x-intercept of #y=-4(x-15)+4#?

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Answer 1 · 2015-10-29T04:42:54

let us solve this

#y# = -4 #( x -15)# +4

Using distributive property, we get

#y# = -4 #( x -15)# +4

#y# = -4.x - #4.-15# +4

#y# = -4.x +#60# +4

#y# = -#4.x# +# 64#

comparing with the equation y = mx + c , we get
the intercept 'c' is 64 and slope is -4