Tuesday

January 27, 2015

January 27, 2015

Posted by **Anonymous** on Thursday, September 16, 2010 at 11:10pm.

10/(5+x)= 12

so far i have tried to multiply both sides by x+5 but then my answer is x = 4.16... and im thinking its wrong. Thanks in advance and if possible answer with a explaination would be greatly appreciated so i can so similar problems by myself

- algebra -
**Ms. Sue**, Thursday, September 16, 2010 at 11:21pm10/(5+x)= 12

10 = 12(5+x)

10 = 60 + 12x

10 - 60 = 12x

-50 = 12x

-4.16666 = x

-4.17 = x

I got about the same answer. :-)

Change the signs and round off.

If you substitute -4.1666 for x in the equation, you'll find it's right.

**Answer this Question**

**Related Questions**

Algebra - Solve each literal equations for the indicated variable D = C - s/n ( ...

Algebra - Solve Q= (N-S)/ N for N So when I multiply both sides by N I get Q(N...

Algebra - 89. Solve for x in the equation: 6/7x - 6 = -2 I posted this before, ...

Pre-Algebra - inequality 0.75x>3 Multiply both sides of the inequality by 4/3...

Algebra 2 - -2/3x + 3<11 how do i solve this equation Subtract 3 from both ...

Algebra - Solve S=a/(1-r) for r S = a/(1-r) Multiply both sides by 1-r S*(1-r...

Algebra - can you walk me through these 4+x/5 < 8 and x-2/3> 2x + 11 ...

Math - Emmy is 12. She writes an equation to find her mother's age, m. m - 12 + ...

Maths - you have to solve the following by finding the value of x and y. can u ...

Algebra - How do you solve for x in this problems?? bx-2=10 x/2+e=9 5x+e=9 These...