What Divided by 80 Equals 42?

Accepted Solution

What Divided by 80 Equals 42?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, when divided by 80, equals 42?Solving What Divided by 80 Equals 42Here’s how you would set up this question as an equation:x80=42\frac{x}{80} = 4280x​=42The 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, we can do that by multiplying both sides of the equation by 80, resulting in this equation:x=42∗80x = 42*80x=42∗80Then we simplify and find our answer:x=3360x = 3360x=3360So, the answer to the question “What divided by 80 equals 42?” is 3360.To prove this, we can take the original problem:x80=42\frac{x}{80} = 4280x​=42And insert 3360 in the place of x:336080=42\frac{3360}{80} = 42803360​=42Because this is true, the answer must be correct.Practice 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 59 equals 81?46 divided by what equals 19?What is 17/7 divided by 52?What is 14/4 divided by 16/18?What is 32 divided by 5/1?