The length of a rectangle is 2 more than twice the width. the perimeter is 76 feet. find the length and width of the rectangle.

2÷6+1/2 to the second power plus one

Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?

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?