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ગણિત ધોરણ 8 દ્વિતીય સત્ર

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ગણિત

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નીચેનું સમીકરણ ઉકેલો :
bold 2 bold y bold space bold plus bold space bold 5 over bold 3 bold space bold equals bold space bold 26 over bold 3 bold space bold minus bold space bold y


bold therefore bold space bold 3 bold y bold space bold equals bold space bold 26 over bold 3 bold minus bold 5 over bold 3

bold therefore bold space bold 3 bold y bold space bold equals bold space bold 21 over bold 3

bold therefore bold space bold 3 bold y bold space bold equals bold space bold 7

bold therefore bold space bold y bold space bold equals bold space bold 7 over bold 3

bold therefore bold space bold y bold space bold equals bold space bold 2 bold 1 over bold 3

નીચેનું સમીકરણ ઉકેલો :
bold x bold space bold equals bold space bold 4 over bold 5 bold space open parentheses bold x bold space bold plus bold space bold 10 close parentheses


bold therefore bold space bold 5 bold x bold space bold equals bold space bold 4 bold space open parentheses bold x bold space bold plus bold space bold 10 close parentheses bold space bold left parenthesis bold બ ં ન ે bold space bold બ ા જ ુ bold space bold 5 bold space bold વડ ે bold space bold ગ ુ ણત ાં bold right parenthesis

bold therefore bold space bold 5 bold x bold space bold equals bold space bold 4 bold x bold space bold plus bold space bold 40

bold therefore bold space bold 5 bold x bold space bold minus bold space bold 4 bold x bold space bold equals bold space bold 40

bold therefore bold space bold x bold space bold equals bold space bold 40

નીચેનું સમીકરણ ઉકેલો :
3x + 8 = -5x + 4


bold therefore bold space bold 3 bold x bold space bold plus bold space bold 8 bold space bold plus bold space bold 5 bold x bold space bold equals bold space bold 4

bold therefore bold space bold 8 bold x bold space bold plus bold space bold 8 bold space bold equals bold space bold 4

bold therefore bold space bold 8 bold x bold space bold equals bold space bold 4 bold space bold minus bold space bold 8

bold therefore bold space bold 8 bold x bold space bold equals bold space bold minus bold 4

bold therefore bold space bold x bold space bold equals bold space fraction numerator bold minus bold 4 over denominator bold 8 end fraction

bold therefore bold space bold x bold space bold equals bold space open parentheses bold minus bold 1 over bold 2 close parentheses

નીચેનું સમીકરણ ઉકેલો :
bold x over bold 2 bold space bold minus bold space bold 2 bold space bold equals bold space bold x over bold 3 bold space bold plus bold space bold 1


bold therefore bold space bold x over bold 2 bold space bold minus bold space bold x over bold 3 bold space bold minus bold space bold 2 bold space bold equals bold space bold 1

bold therefore bold space bold x over bold 2 bold space bold minus bold space bold x over bold 3 bold space bold equals bold space bold 1 bold space bold plus bold space bold 2

bold therefore bold space bold x over bold 2 bold space bold minus bold space bold x over bold 3 bold space bold equals bold space bold 3

bold therefore bold space bold 6 bold space open parentheses bold x over bold 2 close parentheses bold space bold minus bold space bold 6 bold space open parentheses bold x over bold 3 close parentheses bold space bold equals bold space bold 6 bold space open parentheses bold 3 close parentheses bold space bold left parenthesis bold બ ં ન ે bold space bold બ ા જ ુ bold space bold 6 bold space bold વડ ે bold space bold ગ ુ ણત ાં bold right parenthesis

bold therefore bold space bold 3 bold x bold space bold minus bold space bold 2 bold x bold space bold equals bold space bold 18

bold therefore bold space bold x bold space bold equals bold space bold 18

નીચેનું સમીકરણ ઉકેલો :
bold 5 bold x bold space bold plus bold space bold 7 over bold 2 bold space bold equals bold space fraction numerator bold 3 bold x over denominator bold 2 end fraction bold space bold minus bold space bold 14


bold therefore bold space bold 5 bold x bold space bold minus bold space fraction numerator bold 3 bold x over denominator bold 2 end fraction bold space bold equals bold space bold minus bold 14 bold space bold minus bold space bold 7 over bold 2

bold therefore bold space bold 2 bold space open parentheses bold 5 bold x bold space bold minus bold space fraction numerator bold 3 bold x over denominator bold 2 end fraction close parentheses bold space bold equals bold space bold 2 bold space open parentheses bold minus bold 14 bold space bold minus bold space bold 7 over bold 2 close parentheses bold space bold left parenthesis bold બ ં ન ે bold space bold બ ા જ ુ bold space bold 2 bold space bold વડ ે bold space bold ગ ુ ણત ાં bold right parenthesis

bold therefore bold space bold 10 bold x bold space bold minus bold space bold 3 bold x bold space bold equals bold space bold minus bold 28 bold space bold minus bold 7 bold space

bold therefore bold space bold 7 bold x bold space bold equals bold space bold minus bold 35

bold therefore bold space bold x bold space bold equals bold space fraction numerator bold minus bold 35 over denominator bold 7 end fraction

bold therefore bold space bold x bold space bold equals bold space open parentheses bold minus bold 5 close parentheses