Example Given Find a or b

a = 20. b = ? c = 25

Find b or a. c^2 - a^2 = b^2

25^2 - 20^2 = c^2

625 - 400 = 225

Square Root of 225 is 15

QUESTION

a = 3 b = 4 c = ?

This week, conrad will work 1 3/4 times longer than last week. giovanni will work 1 1/3 times longer than last week. sally will work 2/3 the number of hours she worked last week. match each employee's name to the number of hours he or she will work this week

With this one. will mark brainliest

Which expression is equivalent to -5(3x - 6/7)