SOLUTION: 1/3x + 3/4x = 13
Algebra.Com
Question 94336: 1/3x + 3/4x = 13
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
x/3+x/4=13
(4x+3x)/12=13 cross multiply
7x=156
x=156/7 answer.
proof
156/7*(1/3)+156/7(1/4)=13
156/21+156/28=13
7.42857+5.571428=13
13=13
RELATED QUESTIONS
What's... (answered by Alan3354)
3/4x-13=3x-17
(answered by Boreal)
Y=4x+1... (answered by Alan3354,josgarithmetic)
4x-1=3x+3 (answered by jim_thompson5910)
3x+1/3+4x=8 (answered by naiksarah)
solve... (answered by richwmiller)
(3x-1)(x2+4x-3) (answered by jim_thompson5910)
Log2(4x+3x+1)=3 (answered by Alan3354)
M (answered by cleomenius)