When the sum of a number and 3 is subtracted from 10 the result is 5. what is the integer

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

For the equations below which statement is true ? -2x=14 6x=-42

Pls the last one and it has to be like number 6