Johnny bought a Blu-Ray Disc recorder for $280. Now, it's on sale for $220. Find the percent of change in the price. Round to the nearest whole percent if necessary.

Answer -21.43

Step-by-step explanation:

-21.43

Step-by-step explanation:

cost price :$280

selling price:$220

%profit =sp-cp/cp ×100

%loss=cp-sp/cp×100

%loss=280-220/280 ×100

=60/280 ×100

=21.4285

=21

your answer is the last one

step-by-step explanation:

divide the length of a'c' by the length of ac to get a scale factor of two

& then reflect vertically (over the y-axis)

so your answer is dilation by a scale factor of 2 followed by reflection over the y-axis