Which of the following is a true statement? a. The opposite of −45 is equal to the absolute value of −45.
b. The opposite of 45 is equal to the absolute value of −45.
c. The opposite of −45 is not equal to the absolute value of 45.
d. The opposite of 45 is equal to the absolute value of 45.

When y’all answer can y’all explain too !

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?

Percent increase and decrease. original number: 45 new number: 18