79 Divided by What Equals 89?

Accepted Solution

79 Divided by What Equals 89? 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 79 by to equal 89? Solving 79 Divided by What Equals 89 Here’s how you would set up this question as an equation: 79 x = 89 \frac{79}{x} = 89 x 79 ​ = 89 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 79: 79 = 89 ∗ x 79 = 89*x 79 = 89 ∗ x Then we can isolate x on the right side of the equation by dividing both sides by 89: 79 89 = x \frac{79}{89} = x 89 79 ​ = 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 = 0.888 x = 0.888 x = 0.888 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 91 equals 87? 34 divided by what equals 32? What is 15/18 divided by 2? What is 8/11 divided by 7/14? What is 45 divided by 13/4?