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\frac{15}{2}a^{2}+\frac{1}{6}a-1-\frac{1}{7}a+5-\left(a+\frac{1}{6}a\right)
Savelciet -\frac{1}{3}a un \frac{1}{2}a, lai iegūtu \frac{1}{6}a.
\frac{15}{2}a^{2}+\frac{1}{42}a-1+5-\left(a+\frac{1}{6}a\right)
Savelciet \frac{1}{6}a un -\frac{1}{7}a, lai iegūtu \frac{1}{42}a.
\frac{15}{2}a^{2}+\frac{1}{42}a+4-\left(a+\frac{1}{6}a\right)
Saskaitiet -1 un 5, lai iegūtu 4.
\frac{15}{2}a^{2}+\frac{1}{42}a+4-\frac{7}{6}a
Savelciet a un \frac{1}{6}a, lai iegūtu \frac{7}{6}a.
\frac{15}{2}a^{2}-\frac{8}{7}a+4
Savelciet \frac{1}{42}a un -\frac{7}{6}a, lai iegūtu -\frac{8}{7}a.
\frac{15}{2}a^{2}+\frac{1}{6}a-1-\frac{1}{7}a+5-\left(a+\frac{1}{6}a\right)
Savelciet -\frac{1}{3}a un \frac{1}{2}a, lai iegūtu \frac{1}{6}a.
\frac{15}{2}a^{2}+\frac{1}{42}a-1+5-\left(a+\frac{1}{6}a\right)
Savelciet \frac{1}{6}a un -\frac{1}{7}a, lai iegūtu \frac{1}{42}a.
\frac{15}{2}a^{2}+\frac{1}{42}a+4-\left(a+\frac{1}{6}a\right)
Saskaitiet -1 un 5, lai iegūtu 4.
\frac{15}{2}a^{2}+\frac{1}{42}a+4-\frac{7}{6}a
Savelciet a un \frac{1}{6}a, lai iegūtu \frac{7}{6}a.
\frac{15}{2}a^{2}-\frac{8}{7}a+4
Savelciet \frac{1}{42}a un -\frac{7}{6}a, lai iegūtu -\frac{8}{7}a.