5. sarah made a necklace using 5 times as
many blue beads as white beads. she
used a total of 30 beads. how many blue
beads did sarah use?

She used 25 blue beads because 25+5=30  

Step-by-step explanation:multiply 5 x 5=25 and then add 25+5 and that will give you your answer

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c