Question

Solve these please : algebraic expressions
a) If m= 3 then find the value of 3m2 - 2m -7 (2)

b) From the sum of 3p + 2q and -5p + 6q, subtract the sum of 9p - 7q and -4p -2q​

Answer 1

Answer:

a) 3(3)2-2(3)-7(2)

18-6-14

-2. Answer.

b)[3p+2q+(-5p+6q)]-[9p-7q+(-4p-2q)]

Explanation:

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Answer 2

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