Monday

March 2, 2015

March 2, 2015

Posted by **david** on Thursday, November 1, 2007 at 4:26pm.

I tried to cross-mulitplied and I got 3x+35=8. I divided -27 by 3 and I got -9. Is this right?

- math -
**tchrwill**, Thursday, November 1, 2007 at 4:34pm3/7x+5=8.

I tried to cross-mulitplied and I got 3x+35=8. I divided -27 by 3 and I got -9. Is this right?

Not quite.

Given 3/7x + 5 = 8

Multiply through by 7x yields

3 + 35x = 56x

3 = 21x making x = 1/7.

**Answer this Question**

**Related Questions**

Math add subtract fractions - Can you check my answers: 2) 5/8 - 1/4 i got: 3/8 ...

math - When a positive integer, n, is divided by 24 the remainder is 18. When n...

MATH - A sphere has five times the volume of a right cone that has a radius of 4...

Math - How to solve this (2x+5)/(x+1) > (x+1)/(x-1) and graph? I tried this ...

mAth EQUATION/FRACTIONS - Solving equations with fractions can you check these? ...

Physics=> quadradic equation - book says: (4-4.00x + x^2)(6.00x10^-6C)= x^2(...

Math - what is 4 5/6 + 3 2/3? First I had to find out the LCD which is 12. since...

Quick math help - Can someone please check my math Hw? Thank you!! Solve each ...

MATH - i need to write each expression as a product of the same factor: * = ...

math exponents - i need to write each expression as a product of the same factor...