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Add and subtract rational expressions with common denominators
Grade Level
SAT Prep
M118 Add and subtract rational expressions with common denominators
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Skill Level
🔴 Hard
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Which expression is an equivalent simplified form of (-x
2
+ 5x - 12)/(x
2
- 49) − (-3(x + 4))/(x
2
- 49)?
A
(-x
2
+ 2x - 24)/(x
2
- 49)
B
(-x
2
+ 8x - 24)/(x
2
- 49)
C
(-x
2
+ 8x)/(x
2
- 49)
D
(-x
2
+ 8x)/(2x
2
- 98)
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