86 Divided by What Equals 87?

Accepted Solution

86 Divided by What Equals 87?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 86 by to equal 87?Solving 86 Divided by What Equals 87Here’s how you would set up this question as an equation:86x=87\frac{86}{x} = 87x86​=87The 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 86:86=87∗x86 = 87*x86=87∗xThen we can isolate x on the right side of the equation by dividing both sides by 87:8687=x\frac{86}{87} = x8786​=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=0.989x = 0.989x=0.989Practice 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 60 equals 92?58 divided by what equals 6?What is 3/7 divided by 77?What is 17/10 divided by 4/2?What is 12 divided by 11/12?