Question

a type of mathematics in which letters and symbols are used to represent numbers​

Answer 1

x and 22-x (x+22-x=22)

22-x-x=6

22-2x=6

22-6=2x

16=2x

x=8

22-8=14

x and y

x+y=22

x-y=6

add

2x=28

x=14

14+y=22

y=22-14

y=8

11 11

12 10

13 9

14 8 answer

a type of mathematics in which letters and symbols are used to represent numbers is called algebra

Answer 2

Answer:

In algebra, symbols (usually letters) are used to represent numbers. To solve math problems, you should know whatvariables and constants are.