Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$x+ \frac{ 4 }{ 7 } = \frac{ 3 }{ 7 }$$

Answer

x=-1/7

Solution


Subtract \(\frac{4}{7}\) from both sides.
\[x=\frac{3}{7}-\frac{4}{7}\]
Simplify  \(\frac{3}{7}-\frac{4}{7}\)  to  \(-\frac{1}{7}\).
\[x=-\frac{1}{7}\]

Decimal Form: -0.142857

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