$\frac{1}{3}x+\frac{1}{3}(2x-15)=3\frac{1}{2}\\\\
\frac{1}{3}x+\frac{1}{3}(2x-15)=\frac{7}{2}\ \ \ |Multiply\ by\ 6\\\\
2x+2(2x-15)=21\\\\
2x+4x-30=21\\\\
6x-30=21\ \ |Add\ 30\\\\
6x=51\ \ \ |Divide\ by\ 6\\\\
\boxed{x=\frac{51}{6}=8\frac{1}{2}}$

7 0

3 years ago

if you can travel 156 miles on 4 gallons of gasoline how many miles can you travel on 6 gallons of gas

Luden [163]

Its 234!!!!!!!!!!!!!! Just checked my work

3 0

4 years ago

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Reduce 20/60 to its lowest common denominator

Ulleksa [173]

Answer:

it is 1/4

Step-by-step explanation:

20/60=10/30=1/3

8 0

3 years ago

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