77 Divided by What Equals 13?

Accepted Solution

77 Divided by What Equals 13?MethodsSetting up the problem:In a problem like this, the “what” means that we’re working with a variable. The most common variable used in math is “x”. So we could say what number, x can we divide 77 by to equal 13?Solving 77 Divided by What Equals 13Here’s how you would set up this question as an equation:77x=13\frac{77}{x} = 13x77​=13The goal of the problem is to solve for x. To do this we need to change the equation so that x is alone on one side of the equation.In this case, it can be done in two steps. The first step is to multiply both sides by x to isolate 77:77=13∗x77 = 13*x77=13∗xThen we can isolate x on the right side of the equation by dividing both sides by 13:7713=x\frac{77}{13} = x1377​=xWhen we simplify the new equation, we can solve for x. In this example, we will round to the nearest three decimal places if that’s needed.x=5.923x = 5.923x=5.923Practice Other Division Problems Like This OneIf this problem was a little difficult or you want to practice your skills on another one, give it a go on any one of these too!What divided by 29 equals 53?18 divided by what equals 44?What is 6/1 divided by 98?What is 5/12 divided by 4/8?What is 65 divided by 20/14?