\(x+\frac{145}{245}=\frac{52}{70}\)
\(\Leftrightarrow x+\frac{29}{49}=\frac{26}{35}\)
\(x=\frac{26}{35}-\frac{29}{49}\)
\(x=\frac{182}{245}-\frac{145}{245}\)
\(x=\frac{37}{245}\)
x+145/245 =52/70
⇔x+29/49 =26/35
x=26/35 −294/9
x=182/245 −145/245
x=37/245