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Natali5045456 [20]
3 years ago
11

**Anyone who answers randomly for points is getting reported..**

Mathematics
1 answer:
Semenov [28]3 years ago
5 0

Answer:20x+50= 5x+70


Step-by-step explanation:


x = number of cavities

use the subtraction property of equality and solve for x 

20x+50 = 5x+70

-5x -50    -5x - 50


15x = 20


Then you divide 20 by 15

15x = 20

-----   -----

15      15


x= 4/3



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