The correct quadratic equation for that set of points is:
To check it, simply put first and last pair of points and assure the equality:
To check it, simply put first and last pair of points and assure the equality:
Christine is saving money to buy a game. So far she has saved $24, which is two-thirds of the total cost of the game. How much d
1 answer:
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Each large box weighs 15 kilograms and each small box weighs 13.5 kilograms.
Step-by-step explanation:
Let,
Weight of large box = x
Weight of small box = y
According to given statement;
5x+2y=102 Eqn 1
3x+8y=153 Eqn 2
Multiyplying Eqn 1 by 4
Subtracting Eqn 2 from Eqn 3
Dividing both sides by 17
Putting x=15 in Eqn 2
Dividing both sides by 8
Each large box weighs 15 kilograms and each small box weighs 13.5 kilograms.
Keywords: linear equation, elimination method
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