Solve the following system of equations by linear combination: 3d – e = 7 d + e = 5

Is the point (0, 8) on the x-axis or y-axis? how do you know?

How do your peer relationships affect your overall health status? what can you do to improve your peer relationships?

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?