Robyn makes and sells homemade bracelets. she made a profit of $87.25 last week. this week she donated some bracelets to charity so her profit at the end of this week can be represented by -$12.50. PART A
write a subtraction expression and an addition expression to represent Robyns total profit for the two weeks combined.

PART B
Write an expression for the difference between last weeks profit and this weeks profit.

What is the difference in dollars between last weeks profit and this weeks profit?

PLEASEEE HELP ASAP