Janet buys p packets of sweets there are 10 sweets in each packet write down an expression in terms of p for the total number Janet eats 7 of the sweets write down an expression in terms of p for the number of sweets Janet has now

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

answ5

step-by-step explanation:

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