Find the missing measure of each right triangle. round to the nearest tenth if necessary.

a = 8.6 in., b = 14.7 in.

a.
17 in.
c.
25 in.
b.
15 in.
d.
11.9 in.

.

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?