39 Divided by What Equals 99?

Accepted Solution

39 Divided by What Equals 99? Methods Setting 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 39 by to equal 99? Solving 39 Divided by What Equals 99 Here’s how you would set up this question as an equation: 39 x = 99 \frac{39}{x} = 99 x 39 ​ = 99 The 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 39: 39 = 99 ∗ x 39 = 99*x 39 = 99 ∗ x Then we can isolate x on the right side of the equation by dividing both sides by 99: 39 99 = x \frac{39}{99} = x 99 39 ​ = x When 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 = 0.394 x = 0.394 x = 0.394 Practice Other Division Problems Like This One If 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 20 equals 98? 68 divided by what equals 11? What is 20/4 divided by 22? What is 8/1 divided by 7/6? What is 50 divided by 2/10?