Which expression is equivalent to 12 – 40 A. 12 + (+40)
B.12 + (-40)
C.-12 + (+40)
D. -12 + (-40)
This is my final please answer quick

Adding and subtracting matricesfind the value of each variable. x = and y = would

Desmond wants to sell his car that he paid $8,000 for 2 years ago. the car depreciated, or decreased in value, at a constant rate each month over a 2-year period. if x represents the monthly depreciation amount, which expression shows how much desmond can sell his car for today? 8,000 + 24x 8,000 − 24x 8,000 + 2x 8,000 − 2x

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!