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`-2``12``1``2`

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Time | Transcript |
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00:00 - 00:59 | sorry question solve the equation X + 7 is equal to 5 and check the result so the given equation is X + 7 is equal to 5 year to find the value of x for that we make the content on one side and actions on underside so Access 125 - 7 Now or Never 5.78 -2 so the value of x relative -2 now get verified result super speed check the value for exclusive -23 value of electricity is equal to which is equal to X + 7 now here we put x = 2 - 2 so when we put her -2 record 2 - 2 + 7 is equal to 5 OK so the value of left hand side is equals to 5 now we value of right hand side given in the question is right hand side and occasional so we can say that when exposed to -2 the left hand side is caused to find that hundreds of cos 25 as a result |

01:00 - 01:59 | ok thank you |

**Introduction**

**Equation: a statement of equality which contains one or more unknown quality or variable ( literals) is called an equation**

**Linear Equation: an equation involving only linear polynomials is called a linear equation**

**Solution: a value of the variable which when substituted for the variable in on equation makes` L.H.S. =R.H.S.`is said to satisfy the equation and is called a solution or a root of the equation .**

**Solving an equation: solving an equation means determining its roots**

**Solving equations having variable terms on one side and number(s) on the other side**

**Transposition method**

**Solve : `(3t-2)/4 - (2t+3)/3 = 2/3 - t`**

**Solve : `2/5x -5/3x =1/15 `**

**Cross-multiplication method for solving equations of the form `(ax+b)/(cx+d) = m/n`**