If 3(x − 2) = −7, then x =?
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Answer:
Step-by-step explanation:
Start by simplifying the denominator of the fraction. When multiplying exponents of the same base, you can add the exponents. This is also known as the product rule.
["a" is the base, and "x" and "y" are the exponents]
Using this we find...
When dividing exponents of the same base, you can subtract the exponents. This is also knows as the quotient rule.
Using this we find...
Step-by-step explanation:
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When Loss and Selling price ( SP ) are given , Cost price ( CP ) can be found out using the following formulae :
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We simply derived the formula from Loss = CP - SP.
First , Swap the sides of the equation :
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Move SP to right hand side and change it's sign :
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This is how , CP can be obtained when we are given loss and SP.
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