Question

I need to know this aspa idk how to do this

Answer 1

the answer is 1 1/3

Explanation:

PQ is the same length as QR

therefore you would set the equations equal to each other

10x+10= 7x+14

-7x -7x

3x+10=14

-10 -10

3x= 4

/3 /3

x=1 1/3