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Here is an identity. a(3x-10) ≡ 21x+2b Work out the values of a and b.
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Here is an identity. a(3x-10) ≡ 21x+2b Work out the values of a and b.

User VSDekar
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1 Answer

5 votes

Answer:

-10 × 7 = 2b. -70 = 2b. b = -70 / 2. b = -35. Hence the values of a and b are 7 and -35 respectively.

Explanation:

User Krauxe
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