ExpandStr\( \mathrm { x - y = 14 } \)ProcessLogAdd \( \mathrm { y } \) to both sidesStr\( \mathrm { x - y + y = 14 + y } \)ProcessLog\( \mathrm { - y + y = 0 } \)Str\( \mathrm { x + 0 = 14 + y } \)\( \mathrm { x - y = 14 } \)\( \mathrm { x = 14 + y } \)Isolate \( \mathrm { x } \)Str\( \mathrm { x + y = 68 } \)ProcessLogReplace \( \mathrm { x } \) with \( \mathrm { 14 + y } \)Str\( \mathrm { 14 + y + y = 68 } \)ExpandProcessLog\( \mathrm { y + y = 2 \cdot y } \)Str\( \mathrm { 14 + 2 \cdot y = 68 } \)StrProcessLogAdd \( \mathrm { -14 } \) to both sidesStr\( \mathrm { 14 + 2 \cdot y - 14 = 68 - 14 } \)ProcessLog\( \mathrm { 14 - 14 = 0 } \)Str\( \mathrm { 0 + 2 \cdot y = 68 - 14 } \)ProcessLog\( \mathrm { 68 - 14 = 54 } \)Str\( \mathrm { 0 + 2 \cdot y = 54 } \)ProcessLogMultiply both sides with \( \mathrm { \displaystyle\frac{1}{2} } \)Str\( \mathrm { \displaystyle\frac{2}{2} \cdot y = 54 \cdot \displaystyle\frac{1}{2} } \)StrProcessLog\( \mathrm { \displaystyle\frac{2}{2} \cdot y = 54 \cdot \displaystyle\frac{1}{2} } \) \( \mathrm { \Longrightarrow } \) \( \mathrm { y = 27 } \)Str\( \mathrm { y = 27 } \)\( \mathrm { y = 27 } \)Isolate \( \mathrm { y } \)Str\( \mathrm { x = 14 + y } \)ProcessLogReplace \( \mathrm { y } \) with \( \mathrm { 27 } \)Str\( \mathrm { x = 14 + 27 } \)ExpandProcessLog\( \mathrm { 14 + 27 = 41 } \)Str\( \mathrm { x = 41 } \)\( \mathrm { x = 41 } \)Simplify

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