Solve y=5-3x+4y=8 can I please get help and I'm also saying this because I need this to be characters long ​

Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°