Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

1) $126

2) 84

Step-by-step explanation:

1) To find how much the shop spent you add 21 + 63 = 84. Then you multiply 150% to 84 which is 126.

2) To find out how much profit the bike shop earned you need to add

21 + 63 = 84.

(Hope this is helpful and correct!!!)

the graph in the attached figure

step-by-step explanation:

we have

using a graphing tool

the graph in the attached figure

the roots are ( x-intercepts) x=-0.5,x=1,x=3

the y-intercept is the point (0,3)

it would rotate about 180 degrees.