Answer:
B)x+22
Explanation:
to understand the solving steps
you need to know about:
given:
PQ=2x+4
QR=8
RS=10-x
let's solve:
to find PS
we need to add PQ,QR,RS
According to the question
PQ+QR+RS
2x+4+8+10-x
2x-x+4+8+10
2x-x+12+10 (combine the like terms)
x+22 (collect the like terms)