Can you explain this equation - 5x+8-3x-8

A width of a rectangle is 6 inches more than its length the perimeter is 84 inches fine the dimensions of the rectangle

Sasha can mow 3.8 of an acre of grass in 45 minutes

The width of a rectangular football fields is 14 meters more than half of its length. If L represents the length of the field, write an expression for the width.

What to the fourth power equals 0.0625?

Juanita bought one CD for $7.99 and one DVD for $8.99. The sales tax on these items was 7%. She also bought lunch for $4.25, including tax. If Juanita started with $40, how much does she have now?

A number multiplied by itself and then by itself again gives 1,000what is the number

A candy store sells 8-pound bags of mixed hazelnuts and cashews. If c pounds of cashews are in a bag, the price p of the bag can be found using the formula p = 2.59c + 1.72 (8-c). If one bag is priced at $18.

Using the equation Y = 2/3x - 5 describe how to create a system of linear equations with an infinite number of solutions.

Which of the following sets represents M∪N? {2, 5, 8} {4, 7} {3, 4, 6, 7, 9} {3, 6, 9}

37=-3+5 (x+6) how to solve