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The sides of a triangle are shown in the figure. Find its perimeter.

Class 8Adding and Subtracting ExpressionsAlgebra

A $6 a - 4$
B $5 a + 4$
C $6 a + 8$
D $6 a + 4$

Step-by-Step Solution

(2 a + 1) + (3 a - 2) + (a + 5) = 6 a + 4

. Getting

6 a + 8

means

- 2

was taken as

+ 2

.

Answer: D)

6 a + 4

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