Question

For what value of a and b
for which equation x+y+2z=3;
2x-y+3z-4, 5x+y+az=b.

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Answer 1

Step-by-step explanation:

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After allowing a discount of 1% on the marked price, a trader still

makes a gain of 17%. by what

percent is the marked price above the cost price

After allowing a discount of 1% on the marked price, a trader still

makes a gain of 17%. by what

percent is the marked price above the cost price