How do you write #y-7=4(x+4)# in standard form?
1 Answer
Apr 23, 2018
Explanation:
#"the equation of a line in "color(blue)"standard form"# is.
#color(red)(bar(ul(|color(white)(2/2)color(black)(Ax+By=C)color(white)(2/2)|)))#
#"where A is a positive integer and B, C are integers"#
#"given "y-7=4(x+4)#
#"distribute and rearrange into this form"#
#y-7=4x+16#
#rArr-7-16=4x-y#
#rArr4x-y=-23larrcolor(red)"in standard form"#
