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Addition and Subtraction of Algebraic Expressions

Find the sum ...

Question

Find the sum of the following.

(1) 3b and −2a

(2) −7x and 3y

(3) 5a and 2b

(4) 7m and −5n

(5) 15xy and 5pq

(6) 4x² and b²

(7) 5mn² and 9m²n

(8) 6a²bc and 4x²yz

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Solution

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

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