99 Divided by What Equals 7?

Accepted Solution

99 Divided by What Equals 7? 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 99 by to equal 7? Solving 99 Divided by What Equals 7 Here’s how you would set up this question as an equation: 99 x = 7 \frac{99}{x} = 7 x 99 ​ = 7 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 99: 99 = 7 ∗ x 99 = 7*x 99 = 7 ∗ x Then we can isolate x on the right side of the equation by dividing both sides by 7: 99 7 = x \frac{99}{7} = x 7 99 ​ = 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 = 14.143 x = 14.143 x = 14.143 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 81 equals 58? 64 divided by what equals 38? What is 20/1 divided by 45? What is 3/6 divided by 2/16? What is 40 divided by 4/9?