Mathematics for IGCSE & O level - Algebraic Manipulation (Section 7 - No. 49)

Simplify: 2(3x + 4y) - (x - y).

5x + 9y

5x + 7y

7x + 9y

7x + 7y

Explicaţie

Expanding and simplifying: 6x + 8y - x + y = 5x + 9y

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