Answer:
A) 1 line of symmetry
Step-by-step explanation:
20 percent of the discount minus 5 percent sales tax equals to 15 percent.
know calculate the 15 percentage out of 78,12 so x on 78,12 equals to 20 on 100 so 78,12 equals to 100 percent and x equals to 15 percent so 78,12 times 15 divided by 100 is 15 percent or the number you found discount and and sales tax combined know you substact 15 percent out of your original price.
Is 16x47 what you're asking for? The answer to 16x47 is 752 if that's what you needed.
The answer would be Addition property of equality i belive