# Math

posted by .

I need help with an equation problem - 12÷x = -3

How do I work this problem?

• Math -

- 12÷x = -3

Multiply both sides by x.

-12 = -3x

Divide by -3

-12/-3 = x

4 = x

## Similar Questions

1. ### Math Help plz!!! Really need help.

Use the Systematic Trial to solve this problem. Peanut-Pecan Problem Peanuts sell at \$5/kg and pecans sell at \$20/kg. Marika wants to make 30kg of a mixture of peanuts and pecans that will s ell at \$10/kg/ How many kilograms of peanuts …
2. ### Algebra

I am in need of assistance with the following problem: v-4(4-v) = -2(2v-1) I don't want an answer I will work the problem myself I just need some one to assist me with the detailed rule or formula to work the problem. I have been on …
3. ### algebra

i have two answers to this problem so am not sure which way I need to do in or should say the order i should do it. lease help?
4. ### Algebra

How do I work this problem, it is not a homework problem but a problem similar to a homework problem. I know i need to factor the left side of the problem. here is what I have so far.. x^2-2x+1=7 x^2-2x+1-7=7-7 x^2-2x-6=0 here is where …
5. ### Algenra

How do I work this problem, it is not a homework problem but a problem similar to a homework problem. I know i need to factor the left side of the problem. here is what I have so far.. x^2-2x+1=7 x^2-2x+1-7=7-7 x^2-2x-6=0 here is where …
6. ### College Math II

x/x – 1 - 3/x = 1/4 My problem says to show the work and to solve the equation. I am not sure how to use the steps to show my work and answer the problem. Thanks.
7. ### mathematics

Need help with this math problem please. Work need to be show but I have no idea how to complete the problem. (-4)3 (the 3 is an exponent) Thanks for your help
8. ### mathematics

need help badly. this is the math problem. is the rate three-forth's cup of butter/ 3 eggs equivalent to the rate of 3 cups of butter/12 eggs?
9. ### math help

Thank you for helping me with the last problem Reiny and Bosnian. However, I have one more problem that I need help with please and I have no idea how work the problem. I used an on line calculator to get the answer. It didn't give …