Tell me all the rules for solving algebra.
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Answer:
Buy Ml Aggarwal of Class 7 and 8 (Latest edition)
Step-by-step explanation:
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Rules for solving algebra questions:
- Simplify each side of the equation by removing parentheses and combining like terms.
- Use addition or subtraction to isolate the variable term on one side of the equation.
- Use multiplication or division to solve for the variable.
Note:
Whenever you are shifting sides like LHS to RHS and visa-versa, the sign of the operator changes.
Example: +5 becomes -5 when shifting it from LHS to RHS and visa-versa
×5 becomes /5 when shifting it from LHS to RHS and visa-versa
LHS = Left Hand Side
RHS = Right Hand Side
For example:
Find the value of x in 5x-3=12
5x-3=12
Move 3 to RHS, so it becomes +3
5x=12+3
Add 12 and 3 = 15
5x=15
Divide 15 by 5 (If we move 5 to RHS, ×5 becomes /5 )
x=15/5
x=3
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