Which of the following equations have the same solution set? give reasons for your answers that do not depend on solving the equations.
i. xx−5=3x+7
ii. 3xx−6=7x+8
iii. 15x−9=6x+24
iv. 6x−16=14x+12
v. 9x+21=3x−15
vi. −0.05+x/100=3x/100+0.07

At a lunchron, guests are offered a selection of five different grilled vegetables and four different meats. in how many waya could one choose three vegetables and two meats?

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?