Question

CAN SOMEONE EXPLAIN WHAT THIS MEANS I DONT UNDERSTAND

Answer 1

STEPS:

`3a-5.5=9.7`

change the sign of -5.5 to 5.5 and add them on both sides

it will be
`3a=15.2`

divide 3 both sides

it will be
`5.066` reapting decimal

`5.1` round 5.6666667 into any decimal place you want tenths, thousands ..yea

this is my answer