4,7 a - 1 \frac { 5 } { 6 } a + 2 \frac { 1 } { 2 } a
Evaluate
\frac{161a}{30}
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\frac{161a}{30}
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4,7a-\frac{6+5}{6}a+\frac{2\times 2+1}{2}a
Multiply 1 and 6 to get 6.
4,7a-\frac{11}{6}a+\frac{2\times 2+1}{2}a
Add 6 and 5 to get 11.
\frac{43}{15}a+\frac{2\times 2+1}{2}a
Combine 4,7a and -\frac{11}{6}a to get \frac{43}{15}a.
\frac{43}{15}a+\frac{4+1}{2}a
Multiply 2 and 2 to get 4.
\frac{43}{15}a+\frac{5}{2}a
Add 4 and 1 to get 5.
\frac{161}{30}a
Combine \frac{43}{15}a and \frac{5}{2}a to get \frac{161}{30}a.
4,7a-\frac{6+5}{6}a+\frac{2\times 2+1}{2}a
Multiply 1 and 6 to get 6.
4,7a-\frac{11}{6}a+\frac{2\times 2+1}{2}a
Add 6 and 5 to get 11.
\frac{43}{15}a+\frac{2\times 2+1}{2}a
Combine 4,7a and -\frac{11}{6}a to get \frac{43}{15}a.
\frac{43}{15}a+\frac{4+1}{2}a
Multiply 2 and 2 to get 4.
\frac{43}{15}a+\frac{5}{2}a
Add 4 and 1 to get 5.
\frac{161}{30}a
Combine \frac{43}{15}a and \frac{5}{2}a to get \frac{161}{30}a.
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