If A=2a2-4b-1 ; B = 5a2+3b-8 and C= 2a2-9b+3 then find the value of A-B+C.

If A= $2 a^{2} - 4 b - 1$ ; B = $5 a^{2} + 3 b - 8$ and C= $2 a^{2} - 9 b + 3$ then find the value of A-B+C.

Matching exercise

Match the items on the right to the items on the left.

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