Amber invests ​$10 in the stock market at the beginning of the week. She decides to invest an additional ​$40 at the end of the week. She loses 50​% of her total investment. How much money does Amber ​lose?

$25

Step-by-step explanation:

$10 + $40 = 50$

50$ = total investment

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.