2x+5y=-7 7x+y=-8 Substitution Algebra 1
1 answer:
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Solution:
Given:
Schaum's earnings in a month =
His wife's earnings in a month =
Where x is the number of working days in a month.
To find:
The total earnings in a month.
Solution:
We know that,
Total earnings = Schaum earnings + His wife's earnings in a month
Therefore, the correct option is A.