86 Divided by What Equals 55?

Accepted Solution

86 Divided by What Equals 55?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 55?Solving 86 Divided by What Equals 55Here’s how you would set up this question as an equation:86x=55\frac{86}{x} = 55x86​=55The 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=55∗x86 = 55*x86=55∗xThen we can isolate x on the right side of the equation by dividing both sides by 55:8655=x\frac{86}{55} = x5586​=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=1.564x = 1.564x=1.564Practice 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 70 equals 52?55 divided by what equals 35?What is 19/4 divided by 41?What is 2/15 divided by 18/10?What is 15 divided by 5/14?