Question 765481
The sum of Roger's marks in Science and math is 156. His mark in math exceeds his mark in science by 10.
If x represents Roger's mark in science, which of the following equations could be used to determine Roger's marks in science and math? 
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Scores Equation::: s + m = 156
m = s + 10
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Substitute to get:
s + s + 10 = 156
2s + 10 = 156
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Cheers,
Stan H.
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