Mary made $176 for 11 hours of work at the same rate, how much would she make for 8 hours of work?
2 answers:
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Answer:
Step-by-step explanation:
This system of equations is convenient, because the second equation already expresses y in terms of x. Now, you can substitute that in.
Multiplying both sides by -1 and bringing the 5 over:
Combining like terms and factoring out 5:
Factoring:
Solutions:
Hope this helps!