Perform the indicated operation. Simplify if possible.
-$\frac { 5 a + 4 b } { 2 } - \frac { 5 a - 4 b } { 2 }$
A) $16 b$
B) $4 \mathrm {~b}$
C) 0
D) $5 a$

Name: Perform the indicated operation. Simplify if possible. -$\frac { 5 a + 4 b } { 2 } - \frac { 5 a - 4 b } { 2 }$ A) $16 b$ B) $4 \mathrm {~b}$ C) 0 D) $5 a$
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Question

Quizplus · Accepted Answer

The expression can be simplified by combining the fractions: $\frac{5a + 4b}{2} - \frac{5a - 4b}{2} = \frac{(5a + 4b) - (5a - 4b)}{2} = \frac{5a + 4b - 5a + 4b}{2} = \frac{8b}{2} = 4b$.

Perform the Indicated Operation 5a+4b2−5a−4b2\frac { 5 a + 4 b } { 2 } - \frac { 5 a - 4 b } { 2 }25a+4b​−25a−4b​

Perform the Indicated Operation $\frac { 5 a + 4 b } { 2 } - \frac { 5 a - 4 b } { 2 }$