If you multiply a number by 3 and then subtract 5,you will get 40.what is the number. (someone check this plzz to mach sure in right) two step equation word problem

Write the equation below the represents the line passing through the point (-3, -1) negative one with a slope of 4

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?

Me d is also an option but i couldn't get it in the picture