Question

7. Simplify:
(ii) (x - 6) + (3x
(i) (C2+2cd) + ( 3cd - A)
(iii) 3mm + 4m?? + (-5mn^)+( mm)
(iv) (x - y) + (y -
8. Match the expression in column A to the sum in column B.
(i) 3.82 +51-4+62-7+7
(A) 5y2 - 10y + 1 where is the answer of this ,this is a question
(ii) 2,2 - 3y + 6 + y2 - 5y - 1 + ( 4) + 2y2 - 2y
(B) 2x2 -- 8xy + 6y
(iii) 2rºy - 3x12 + y - 4x4y - 2012
(C) 9x2 + 4x + 3
(iv) .r-? + 2x2 - 3.01 +4v2 + 3y2 - 5.07 - ?
(D) xạy -- 5xy2
9. If P = 212-5-2v, Q = y2 - 3y + 6 and R = y2 - 4y + 2, find P +2Q +2R.
10. Find the perimeter of the given triangle.
3x - 7
2x + 5
-x+11​

Answer 1

Answer:

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Answer 2

Answer:

please ask one question please